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Finding the Fourth Proportional to 92,843.16, 139,272.49 and 29,672.27

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Solution

The fourth proportional to 92,843.16, 139,272.49 and 29,672.27 is: 44,510.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,843.16 : 139,272.49 = 29,672.27 : x
  2. Step 2: Convert to fraction form
    92,843.16/139,272.49 = 29,672.27/x
  3. Step 3: Cross multiply
    92,843.16x = 139,272.49 × 29,672.27
  4. Step 4: Simplify right side
    92,843.16x = 4,132,531,489.81
  5. Step 5: Solve for x
    x = 4,132,531,489.81/92,843.16
  6. Step 6: Final answer
    x = 44,510.89

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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.