Home / 242,186.57-363,280.17-115,797.12

Finding the Fourth Proportional to 242,186.57, 363,280.17 and 115,797.12

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Solution

The fourth proportional to 242,186.57, 363,280.17 and 115,797.12 is: 173,695.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,186.57 : 363,280.17 = 115,797.12 : x
  2. Step 2: Convert to fraction form
    242,186.57/363,280.17 = 115,797.12/x
  3. Step 3: Cross multiply
    242,186.57x = 363,280.17 × 115,797.12
  4. Step 4: Simplify right side
    242,186.57x = 42,066,797,439.11
  5. Step 5: Solve for x
    x = 42,066,797,439.11/242,186.57
  6. Step 6: Final answer
    x = 173,695.83

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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.