Home / 161,780.97-242,672.04-49,460.76

Finding the Fourth Proportional to 161,780.97, 242,672.04 and 49,460.76

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Solution

The fourth proportional to 161,780.97, 242,672.04 and 49,460.76 is: 74,191.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,780.97 : 242,672.04 = 49,460.76 : x
  2. Step 2: Convert to fraction form
    161,780.97/242,672.04 = 49,460.76/x
  3. Step 3: Cross multiply
    161,780.97x = 242,672.04 × 49,460.76
  4. Step 4: Simplify right side
    161,780.97x = 12,002,743,529.15
  5. Step 5: Solve for x
    x = 12,002,743,529.15/161,780.97
  6. Step 6: Final answer
    x = 74,191.32

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1.5x scale

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.