Home / 106,181.28-159,042.20-49,937.13

Finding the Fourth Proportional to 106,181.28, 159,042.20 and 49,937.13

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Solution

The fourth proportional to 106,181.28, 159,042.20 and 49,937.13 is: 74,797.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,181.28 : 159,042.20 = 49,937.13 : x
  2. Step 2: Convert to fraction form
    106,181.28/159,042.20 = 49,937.13/x
  3. Step 3: Cross multiply
    106,181.28x = 159,042.20 × 49,937.13
  4. Step 4: Simplify right side
    106,181.28x = 7,942,110,767.20
  5. Step 5: Solve for x
    x = 7,942,110,767.20/106,181.28
  6. Step 6: Final answer
    x = 74,797.66

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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.