Home / 88,131.05-132,196.58-25,801.55

Finding the Fourth Proportional to 88,131.05, 132,196.58 and 25,801.55

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Solution

The fourth proportional to 88,131.05, 132,196.58 and 25,801.55 is: 38,702.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,131.05 : 132,196.58 = 25,801.55 : x
  2. Step 2: Convert to fraction form
    88,131.05/132,196.58 = 25,801.55/x
  3. Step 3: Cross multiply
    88,131.05x = 132,196.58 × 25,801.55
  4. Step 4: Simplify right side
    88,131.05x = 3,410,875,878.71
  5. Step 5: Solve for x
    x = 3,410,875,878.71/88,131.05
  6. Step 6: Final answer
    x = 38,702.32

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.