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Finding the Fourth Proportional to 71,248.35, 98,323.70 and 44,401.71

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Solution

The fourth proportional to 71,248.35, 98,323.70 and 44,401.71 is: 61,274.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,248.35 : 98,323.70 = 44,401.71 : x
  2. Step 2: Convert to fraction form
    71,248.35/98,323.70 = 44,401.71/x
  3. Step 3: Cross multiply
    71,248.35x = 98,323.70 × 44,401.71
  4. Step 4: Simplify right side
    71,248.35x = 4,365,740,191.52
  5. Step 5: Solve for x
    x = 4,365,740,191.52/71,248.35
  6. Step 6: Final answer
    x = 61,274.97

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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.