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Finding the Fourth Proportional to 70,909.62, 106,377.08 and 23,527.55

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Solution

The fourth proportional to 70,909.62, 106,377.08 and 23,527.55 is: 35,295.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,909.62 : 106,377.08 = 23,527.55 : x
  2. Step 2: Convert to fraction form
    70,909.62/106,377.08 = 23,527.55/x
  3. Step 3: Cross multiply
    70,909.62x = 106,377.08 × 23,527.55
  4. Step 4: Simplify right side
    70,909.62x = 2,502,792,212.17
  5. Step 5: Solve for x
    x = 2,502,792,212.17/70,909.62
  6. Step 6: Final answer
    x = 35,295.53

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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.