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Finding the Fourth Proportional to 63,990.75, 88,296.30 and 37,127.10

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Solution

The fourth proportional to 63,990.75, 88,296.30 and 37,127.10 is: 51,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,990.75 : 88,296.30 = 37,127.10 : x
  2. Step 2: Convert to fraction form
    63,990.75/88,296.30 = 37,127.10/x
  3. Step 3: Cross multiply
    63,990.75x = 88,296.30 × 37,127.10
  4. Step 4: Simplify right side
    63,990.75x = 3,278,185,559.73
  5. Step 5: Solve for x
    x = 3,278,185,559.73/63,990.75
  6. Step 6: Final answer
    x = 51,229.05

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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.