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Finding the Fourth Proportional to 29,060.40, 40,102.14 and 16,487.52

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Solution

The fourth proportional to 29,060.40, 40,102.14 and 16,487.52 is: 22,752.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,060.40 : 40,102.14 = 16,487.52 : x
  2. Step 2: Convert to fraction form
    29,060.40/40,102.14 = 16,487.52/x
  3. Step 3: Cross multiply
    29,060.40x = 40,102.14 × 16,487.52
  4. Step 4: Simplify right side
    29,060.40x = 661,184,835.29
  5. Step 5: Solve for x
    x = 661,184,835.29/29,060.40
  6. Step 6: Final answer
    x = 22,752.09

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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.