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Finding the Fourth Proportional to 63,248.76, 87,212.22 and 43,117.44

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Solution

The fourth proportional to 63,248.76, 87,212.22 and 43,117.44 is: 59,453.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,248.76 : 87,212.22 = 43,117.44 : x
  2. Step 2: Convert to fraction form
    63,248.76/87,212.22 = 43,117.44/x
  3. Step 3: Cross multiply
    63,248.76x = 87,212.22 × 43,117.44
  4. Step 4: Simplify right side
    63,248.76x = 3,760,367,663.12
  5. Step 5: Solve for x
    x = 3,760,367,663.12/63,248.76
  6. Step 6: Final answer
    x = 59,453.62

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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.