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Finding the Fourth Proportional to 29,349.92, 40,493.04 and 16,765.76

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Solution

The fourth proportional to 29,349.92, 40,493.04 and 16,765.76 is: 23,131.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,349.92 : 40,493.04 = 16,765.76 : x
  2. Step 2: Convert to fraction form
    29,349.92/40,493.04 = 16,765.76/x
  3. Step 3: Cross multiply
    29,349.92x = 40,493.04 × 16,765.76
  4. Step 4: Simplify right side
    29,349.92x = 678,896,590.31
  5. Step 5: Solve for x
    x = 678,896,590.31/29,349.92
  6. Step 6: Final answer
    x = 23,131.12

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1.5x scale

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.