Home / 157,319.76-235,982.04-57,500.16

Finding the Fourth Proportional to 157,319.76, 235,982.04 and 57,500.16

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Solution

The fourth proportional to 157,319.76, 235,982.04 and 57,500.16 is: 86,251.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,319.76 : 235,982.04 = 57,500.16 : x
  2. Step 2: Convert to fraction form
    157,319.76/235,982.04 = 57,500.16/x
  3. Step 3: Cross multiply
    157,319.76x = 235,982.04 × 57,500.16
  4. Step 4: Simplify right side
    157,319.76x = 13,569,005,057.13
  5. Step 5: Solve for x
    x = 13,569,005,057.13/157,319.76
  6. Step 6: Final answer
    x = 86,251.12

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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.