Home / 157,080.78-235,468.89-62,280

Finding the Fourth Proportional to 157,080.78, 235,468.89 and 62,280

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Solution

The fourth proportional to 157,080.78, 235,468.89 and 62,280 is: 93,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,080.78 : 235,468.89 = 62,280 : x
  2. Step 2: Convert to fraction form
    157,080.78/235,468.89 = 62,280/x
  3. Step 3: Cross multiply
    157,080.78x = 235,468.89 × 62,280
  4. Step 4: Simplify right side
    157,080.78x = 14,665,002,469.20
  5. Step 5: Solve for x
    x = 14,665,002,469.20/157,080.78
  6. Step 6: Final answer
    x = 93,359.62

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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.