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Finding the Fourth Proportional to 168,712.29, 253,034.01 and 62,059.59

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Solution

The fourth proportional to 168,712.29, 253,034.01 and 62,059.59 is: 93,076.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,712.29 : 253,034.01 = 62,059.59 : x
  2. Step 2: Convert to fraction form
    168,712.29/253,034.01 = 62,059.59/x
  3. Step 3: Cross multiply
    168,712.29x = 253,034.01 × 62,059.59
  4. Step 4: Simplify right side
    168,712.29x = 15,703,186,916.66
  5. Step 5: Solve for x
    x = 15,703,186,916.66/168,712.29
  6. Step 6: Final answer
    x = 93,076.72

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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.