Home / 242,250.57-363,372.62-84,478.50

Finding the Fourth Proportional to 242,250.57, 363,372.62 and 84,478.50

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Solution

The fourth proportional to 242,250.57, 363,372.62 and 84,478.50 is: 126,716.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,250.57 : 363,372.62 = 84,478.50 : x
  2. Step 2: Convert to fraction form
    242,250.57/363,372.62 = 84,478.50/x
  3. Step 3: Cross multiply
    242,250.57x = 363,372.62 × 84,478.50
  4. Step 4: Simplify right side
    242,250.57x = 30,697,173,456.28
  5. Step 5: Solve for x
    x = 30,697,173,456.28/242,250.57
  6. Step 6: Final answer
    x = 126,716.62

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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.