Home / 242,330.30-363,553.05-102,016.70

Finding the Fourth Proportional to 242,330.30, 363,553.05 and 102,016.70

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Solution

The fourth proportional to 242,330.30, 363,553.05 and 102,016.70 is: 153,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,330.30 : 363,553.05 = 102,016.70 : x
  2. Step 2: Convert to fraction form
    242,330.30/363,553.05 = 102,016.70/x
  3. Step 3: Cross multiply
    242,330.30x = 363,553.05 × 102,016.70
  4. Step 4: Simplify right side
    242,330.30x = 37,088,482,435.94
  5. Step 5: Solve for x
    x = 37,088,482,435.94/242,330.30
  6. Step 6: Final answer
    x = 153,049.30

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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.