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Finding the Fourth Proportional to 29,488.87, 40,695.38 and 16,060.87

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Solution

The fourth proportional to 29,488.87, 40,695.38 and 16,060.87 is: 22,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,488.87 : 40,695.38 = 16,060.87 : x
  2. Step 2: Convert to fraction form
    29,488.87/40,695.38 = 16,060.87/x
  3. Step 3: Cross multiply
    29,488.87x = 40,695.38 × 16,060.87
  4. Step 4: Simplify right side
    29,488.87x = 653,603,207.78
  5. Step 5: Solve for x
    x = 653,603,207.78/29,488.87
  6. Step 6: Final answer
    x = 22,164.40

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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.