Home / 51,602.52-71,214.36-38,832.75

Finding the Fourth Proportional to 51,602.52, 71,214.36 and 38,832.75

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Solution

The fourth proportional to 51,602.52, 71,214.36 and 38,832.75 is: 53,591.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,602.52 : 71,214.36 = 38,832.75 : x
  2. Step 2: Convert to fraction form
    51,602.52/71,214.36 = 38,832.75/x
  3. Step 3: Cross multiply
    51,602.52x = 71,214.36 × 38,832.75
  4. Step 4: Simplify right side
    51,602.52x = 2,765,449,438.29
  5. Step 5: Solve for x
    x = 2,765,449,438.29/51,602.52
  6. Step 6: Final answer
    x = 53,591.36

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.