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Finding the Fourth Proportional to 63,553.98, 87,701.52 and 34,872.99

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Solution

The fourth proportional to 63,553.98, 87,701.52 and 34,872.99 is: 48,123.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,553.98 : 87,701.52 = 34,872.99 : x
  2. Step 2: Convert to fraction form
    63,553.98/87,701.52 = 34,872.99/x
  3. Step 3: Cross multiply
    63,553.98x = 87,701.52 × 34,872.99
  4. Step 4: Simplify right side
    63,553.98x = 3,058,414,055.58
  5. Step 5: Solve for x
    x = 3,058,414,055.58/63,553.98
  6. Step 6: Final answer
    x = 48,123.09

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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.