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Finding the Fourth Proportional to 29,175.66, 40,174.11 and 24,451.74

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Solution

The fourth proportional to 29,175.66, 40,174.11 and 24,451.74 is: 33,669.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,175.66 : 40,174.11 = 24,451.74 : x
  2. Step 2: Convert to fraction form
    29,175.66/40,174.11 = 24,451.74/x
  3. Step 3: Cross multiply
    29,175.66x = 40,174.11 × 24,451.74
  4. Step 4: Simplify right side
    29,175.66x = 982,326,892.45
  5. Step 5: Solve for x
    x = 982,326,892.45/29,175.66
  6. Step 6: Final answer
    x = 33,669.40

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Double scale
Find fourth proportional to 29,176.66, 40,175.49 and 24,452.74
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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.