Home / 242,827.20-363,949.20-124,437.60

Finding the Fourth Proportional to 242,827.20, 363,949.20 and 124,437.60

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Solution

The fourth proportional to 242,827.20, 363,949.20 and 124,437.60 is: 186,506.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,827.20 : 363,949.20 = 124,437.60 : x
  2. Step 2: Convert to fraction form
    242,827.20/363,949.20 = 124,437.60/x
  3. Step 3: Cross multiply
    242,827.20x = 363,949.20 × 124,437.60
  4. Step 4: Simplify right side
    242,827.20x = 45,288,964,969.92
  5. Step 5: Solve for x
    x = 45,288,964,969.92/242,827.20
  6. Step 6: Final answer
    x = 186,506.97

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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.