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Finding the Fourth Proportional to 92,500.10, 138,750.15 and 33,337.70

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Solution

The fourth proportional to 92,500.10, 138,750.15 and 33,337.70 is: 50,006.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,500.10 : 138,750.15 = 33,337.70 : x
  2. Step 2: Convert to fraction form
    92,500.10/138,750.15 = 33,337.70/x
  3. Step 3: Cross multiply
    92,500.10x = 138,750.15 × 33,337.70
  4. Step 4: Simplify right side
    92,500.10x = 4,625,610,875.66
  5. Step 5: Solve for x
    x = 4,625,610,875.66/92,500.10
  6. Step 6: Final answer
    x = 50,006.55

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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.