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Finding the Fourth Proportional to 63,954.49, 88,235.71 and 37,087.20

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Solution

The fourth proportional to 63,954.49, 88,235.71 and 37,087.20 is: 51,167.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,954.49 : 88,235.71 = 37,087.20 : x
  2. Step 2: Convert to fraction form
    63,954.49/88,235.71 = 37,087.20/x
  3. Step 3: Cross multiply
    63,954.49x = 88,235.71 × 37,087.20
  4. Step 4: Simplify right side
    63,954.49x = 3,272,415,423.91
  5. Step 5: Solve for x
    x = 3,272,415,423.91/63,954.49
  6. Step 6: Final answer
    x = 51,167.88

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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.