Home / 87,362.29-131,043.44-34,772.23

Finding the Fourth Proportional to 87,362.29, 131,043.44 and 34,772.23

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Solution

The fourth proportional to 87,362.29, 131,043.44 and 34,772.23 is: 52,158.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,362.29 : 131,043.44 = 34,772.23 : x
  2. Step 2: Convert to fraction form
    87,362.29/131,043.44 = 34,772.23/x
  3. Step 3: Cross multiply
    87,362.29x = 131,043.44 × 34,772.23
  4. Step 4: Simplify right side
    87,362.29x = 4,556,672,635.67
  5. Step 5: Solve for x
    x = 4,556,672,635.67/87,362.29
  6. Step 6: Final answer
    x = 52,158.35

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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.