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Finding the Fourth Proportional to 63,988.68, 95,842.62 and 52,768.92

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Solution

The fourth proportional to 63,988.68, 95,842.62 and 52,768.92 is: 79,037.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,988.68 : 95,842.62 = 52,768.92 : x
  2. Step 2: Convert to fraction form
    63,988.68/95,842.62 = 52,768.92/x
  3. Step 3: Cross multiply
    63,988.68x = 95,842.62 × 52,768.92
  4. Step 4: Simplify right side
    63,988.68x = 5,057,511,547.37
  5. Step 5: Solve for x
    x = 5,057,511,547.37/63,988.68
  6. Step 6: Final answer
    x = 79,037.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.