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Finding the Fourth Proportional to 88,459.68, 132,541.68 and 38,464.86

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Solution

The fourth proportional to 88,459.68, 132,541.68 and 38,464.86 is: 57,633.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,459.68 : 132,541.68 = 38,464.86 : x
  2. Step 2: Convert to fraction form
    88,459.68/132,541.68 = 38,464.86/x
  3. Step 3: Cross multiply
    88,459.68x = 132,541.68 × 38,464.86
  4. Step 4: Simplify right side
    88,459.68x = 5,098,197,165.36
  5. Step 5: Solve for x
    x = 5,098,197,165.36/88,459.68
  6. Step 6: Final answer
    x = 57,633.00

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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.