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Finding the Fourth Proportional to 71,262.52, 98,335.58 and 48,245.52

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Solution

The fourth proportional to 71,262.52, 98,335.58 and 48,245.52 is: 66,574.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,262.52 : 98,335.58 = 48,245.52 : x
  2. Step 2: Convert to fraction form
    71,262.52/98,335.58 = 48,245.52/x
  3. Step 3: Cross multiply
    71,262.52x = 98,335.58 × 48,245.52
  4. Step 4: Simplify right side
    71,262.52x = 4,744,251,501.33
  5. Step 5: Solve for x
    x = 4,744,251,501.33/71,262.52
  6. Step 6: Final answer
    x = 66,574.29

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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.