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Finding the Fourth Proportional to 60,721.69, 83,793.55 and 35,226.74

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Solution

The fourth proportional to 60,721.69, 83,793.55 and 35,226.74 is: 48,611.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,721.69 : 83,793.55 = 35,226.74 : x
  2. Step 2: Convert to fraction form
    60,721.69/83,793.55 = 35,226.74/x
  3. Step 3: Cross multiply
    60,721.69x = 83,793.55 × 35,226.74
  4. Step 4: Simplify right side
    60,721.69x = 2,951,773,599.53
  5. Step 5: Solve for x
    x = 2,951,773,599.53/60,721.69
  6. Step 6: Final answer
    x = 48,611.52

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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.