Home / 63,742.91-88,001.25-48,515.99

Finding the Fourth Proportional to 63,742.91, 88,001.25 and 48,515.99

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Solution

The fourth proportional to 63,742.91, 88,001.25 and 48,515.99 is: 66,979.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,742.91 : 88,001.25 = 48,515.99 : x
  2. Step 2: Convert to fraction form
    63,742.91/88,001.25 = 48,515.99/x
  3. Step 3: Cross multiply
    63,742.91x = 88,001.25 × 48,515.99
  4. Step 4: Simplify right side
    63,742.91x = 4,269,467,764.99
  5. Step 5: Solve for x
    x = 4,269,467,764.99/63,742.91
  6. Step 6: Final answer
    x = 66,979.49

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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.