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Finding the Fourth Proportional to 168,587.29, 252,918.60 and 63,407.17

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Solution

The fourth proportional to 168,587.29, 252,918.60 and 63,407.17 is: 95,124.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,587.29 : 252,918.60 = 63,407.17 : x
  2. Step 2: Convert to fraction form
    168,587.29/252,918.60 = 63,407.17/x
  3. Step 3: Cross multiply
    168,587.29x = 252,918.60 × 63,407.17
  4. Step 4: Simplify right side
    168,587.29x = 16,036,852,666.36
  5. Step 5: Solve for x
    x = 16,036,852,666.36/168,587.29
  6. Step 6: Final answer
    x = 95,124.92

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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.