Home / 102,359.43-153,557.37-34,887.71

Finding the Fourth Proportional to 102,359.43, 153,557.37 and 34,887.71

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Solution

The fourth proportional to 102,359.43, 153,557.37 and 34,887.71 is: 52,337.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,359.43 : 153,557.37 = 34,887.71 : x
  2. Step 2: Convert to fraction form
    102,359.43/153,557.37 = 34,887.71/x
  3. Step 3: Cross multiply
    102,359.43x = 153,557.37 × 34,887.71
  4. Step 4: Simplify right side
    102,359.43x = 5,357,265,376.82
  5. Step 5: Solve for x
    x = 5,357,265,376.82/102,359.43
  6. Step 6: Final answer
    x = 52,337.78

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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.