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Finding the Fourth Proportional to 73,366.20, 101,295.90 and 54,250.20

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Solution

The fourth proportional to 73,366.20, 101,295.90 and 54,250.20 is: 74,902.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,366.20 : 101,295.90 = 54,250.20 : x
  2. Step 2: Convert to fraction form
    73,366.20/101,295.90 = 54,250.20/x
  3. Step 3: Cross multiply
    73,366.20x = 101,295.90 × 54,250.20
  4. Step 4: Simplify right side
    73,366.20x = 5,495,322,834.18
  5. Step 5: Solve for x
    x = 5,495,322,834.18/73,366.20
  6. Step 6: Final answer
    x = 74,902.65

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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.