Home / 242,834.80-363,863.40-159,631.60

Finding the Fourth Proportional to 242,834.80, 363,863.40 and 159,631.60

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Solution

The fourth proportional to 242,834.80, 363,863.40 and 159,631.60 is: 239,191.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,834.80 : 363,863.40 = 159,631.60 : x
  2. Step 2: Convert to fraction form
    242,834.80/363,863.40 = 159,631.60/x
  3. Step 3: Cross multiply
    242,834.80x = 363,863.40 × 159,631.60
  4. Step 4: Simplify right side
    242,834.80x = 58,084,096,723.44
  5. Step 5: Solve for x
    x = 58,084,096,723.44/242,834.80
  6. Step 6: Final answer
    x = 239,191.82

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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.