Home / 242,403.12-363,604.83-116,013.66

Finding the Fourth Proportional to 242,403.12, 363,604.83 and 116,013.66

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Solution

The fourth proportional to 242,403.12, 363,604.83 and 116,013.66 is: 174,020.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,403.12 : 363,604.83 = 116,013.66 : x
  2. Step 2: Convert to fraction form
    242,403.12/363,604.83 = 116,013.66/x
  3. Step 3: Cross multiply
    242,403.12x = 363,604.83 × 116,013.66
  4. Step 4: Simplify right side
    242,403.12x = 42,183,127,121.98
  5. Step 5: Solve for x
    x = 42,183,127,121.98/242,403.12
  6. Step 6: Final answer
    x = 174,020.56

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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.