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Finding the Fourth Proportional to 60,759.20, 83,723.28 and 44,818.40

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Solution

The fourth proportional to 60,759.20, 83,723.28 and 44,818.40 is: 61,757.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,759.20 : 83,723.28 = 44,818.40 : x
  2. Step 2: Convert to fraction form
    60,759.20/83,723.28 = 44,818.40/x
  3. Step 3: Cross multiply
    60,759.20x = 83,723.28 × 44,818.40
  4. Step 4: Simplify right side
    60,759.20x = 3,752,343,452.35
  5. Step 5: Solve for x
    x = 3,752,343,452.35/60,759.20
  6. Step 6: Final answer
    x = 61,757.62

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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.