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Finding the Fourth Proportional to 63,722.25, 87,807.03 and 49,294.44

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Solution

The fourth proportional to 63,722.25, 87,807.03 and 49,294.44 is: 67,926.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,722.25 : 87,807.03 = 49,294.44 : x
  2. Step 2: Convert to fraction form
    63,722.25/87,807.03 = 49,294.44/x
  3. Step 3: Cross multiply
    63,722.25x = 87,807.03 × 49,294.44
  4. Step 4: Simplify right side
    63,722.25x = 4,328,398,371.91
  5. Step 5: Solve for x
    x = 4,328,398,371.91/63,722.25
  6. Step 6: Final answer
    x = 67,926.01

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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.