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Finding the Fourth Proportional to 63,876.51, 88,148.88 and 36,280.98

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Solution

The fourth proportional to 63,876.51, 88,148.88 and 36,280.98 is: 50,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,876.51 : 88,148.88 = 36,280.98 : x
  2. Step 2: Convert to fraction form
    63,876.51/88,148.88 = 36,280.98/x
  3. Step 3: Cross multiply
    63,876.51x = 88,148.88 × 36,280.98
  4. Step 4: Simplify right side
    63,876.51x = 3,198,127,833.69
  5. Step 5: Solve for x
    x = 3,198,127,833.69/63,876.51
  6. Step 6: Final answer
    x = 50,067.35

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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.