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Finding the Fourth Proportional to 29,425.50, 40,613.08 and 17,486.52

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Solution

The fourth proportional to 29,425.50, 40,613.08 and 17,486.52 is: 24,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,425.50 : 40,613.08 = 17,486.52 : x
  2. Step 2: Convert to fraction form
    29,425.50/40,613.08 = 17,486.52/x
  3. Step 3: Cross multiply
    29,425.50x = 40,613.08 × 17,486.52
  4. Step 4: Simplify right side
    29,425.50x = 710,181,435.68
  5. Step 5: Solve for x
    x = 710,181,435.68/29,425.50
  6. Step 6: Final answer
    x = 24,134.90

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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.