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Finding the Fourth Proportional to 36,532.76, 54,766.24 and 13,142.76

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Solution

The fourth proportional to 36,532.76, 54,766.24 and 13,142.76 is: 19,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,532.76 : 54,766.24 = 13,142.76 : x
  2. Step 2: Convert to fraction form
    36,532.76/54,766.24 = 13,142.76/x
  3. Step 3: Cross multiply
    36,532.76x = 54,766.24 × 13,142.76
  4. Step 4: Simplify right side
    36,532.76x = 719,779,548.42
  5. Step 5: Solve for x
    x = 719,779,548.42/36,532.76
  6. Step 6: Final answer
    x = 19,702.30

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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.