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Finding the Fourth Proportional to 108,875.96, 150,260.89 and 63,565.08

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Solution

The fourth proportional to 108,875.96, 150,260.89 and 63,565.08 is: 87,726.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,875.96 : 150,260.89 = 63,565.08 : x
  2. Step 2: Convert to fraction form
    108,875.96/150,260.89 = 63,565.08/x
  3. Step 3: Cross multiply
    108,875.96x = 150,260.89 × 63,565.08
  4. Step 4: Simplify right side
    108,875.96x = 9,551,345,493.72
  5. Step 5: Solve for x
    x = 9,551,345,493.72/108,875.96
  6. Step 6: Final answer
    x = 87,726.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.