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Finding the Fourth Proportional to 60,307.62, 90,449.12 and 22,854.78

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Solution

The fourth proportional to 60,307.62, 90,449.12 and 22,854.78 is: 34,277.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,307.62 : 90,449.12 = 22,854.78 : x
  2. Step 2: Convert to fraction form
    60,307.62/90,449.12 = 22,854.78/x
  3. Step 3: Cross multiply
    60,307.62x = 90,449.12 × 22,854.78
  4. Step 4: Simplify right side
    60,307.62x = 2,067,194,738.79
  5. Step 5: Solve for x
    x = 2,067,194,738.79/60,307.62
  6. Step 6: Final answer
    x = 34,277.50

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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.