Home / 242,544.20-363,470.70-178,867.40

Finding the Fourth Proportional to 242,544.20, 363,470.70 and 178,867.40

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Solution

The fourth proportional to 242,544.20, 363,470.70 and 178,867.40 is: 268,046.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,544.20 : 363,470.70 = 178,867.40 : x
  2. Step 2: Convert to fraction form
    242,544.20/363,470.70 = 178,867.40/x
  3. Step 3: Cross multiply
    242,544.20x = 363,470.70 × 178,867.40
  4. Step 4: Simplify right side
    242,544.20x = 65,013,059,085.18
  5. Step 5: Solve for x
    x = 65,013,059,085.18/242,544.20
  6. Step 6: Final answer
    x = 268,046.23

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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.