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Finding the Fourth Proportional to 24,915.30, 37,372.94 and 7,385.12

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Solution

The fourth proportional to 24,915.30, 37,372.94 and 7,385.12 is: 11,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,915.30 : 37,372.94 = 7,385.12 : x
  2. Step 2: Convert to fraction form
    24,915.30/37,372.94 = 7,385.12/x
  3. Step 3: Cross multiply
    24,915.30x = 37,372.94 × 7,385.12
  4. Step 4: Simplify right side
    24,915.30x = 276,003,646.65
  5. Step 5: Solve for x
    x = 276,003,646.65/24,915.30
  6. Step 6: Final answer
    x = 11,077.68

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.