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Finding the Fourth Proportional to 79,442.16, 119,165.40 and 24,038.16

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Solution

The fourth proportional to 79,442.16, 119,165.40 and 24,038.16 is: 36,057.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,442.16 : 119,165.40 = 24,038.16 : x
  2. Step 2: Convert to fraction form
    79,442.16/119,165.40 = 24,038.16/x
  3. Step 3: Cross multiply
    79,442.16x = 119,165.40 × 24,038.16
  4. Step 4: Simplify right side
    79,442.16x = 2,864,516,951.66
  5. Step 5: Solve for x
    x = 2,864,516,951.66/79,442.16
  6. Step 6: Final answer
    x = 36,057.89

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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.