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Finding the Fourth Proportional to 79,171.68, 118,769.88 and 26,593.50

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Solution

The fourth proportional to 79,171.68, 118,769.88 and 26,593.50 is: 39,894.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,171.68 : 118,769.88 = 26,593.50 : x
  2. Step 2: Convert to fraction form
    79,171.68/118,769.88 = 26,593.50/x
  3. Step 3: Cross multiply
    79,171.68x = 118,769.88 × 26,593.50
  4. Step 4: Simplify right side
    79,171.68x = 3,158,506,803.78
  5. Step 5: Solve for x
    x = 3,158,506,803.78/79,171.68
  6. Step 6: Final answer
    x = 39,894.40

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