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Finding the Fourth Proportional to 63,958.74, 88,287.39 and 48,089.31

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Solution

The fourth proportional to 63,958.74, 88,287.39 and 48,089.31 is: 66,381.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,958.74 : 88,287.39 = 48,089.31 : x
  2. Step 2: Convert to fraction form
    63,958.74/88,287.39 = 48,089.31/x
  3. Step 3: Cross multiply
    63,958.74x = 88,287.39 × 48,089.31
  4. Step 4: Simplify right side
    63,958.74x = 4,245,679,666.80
  5. Step 5: Solve for x
    x = 4,245,679,666.80/63,958.74
  6. Step 6: Final answer
    x = 66,381.54

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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.