Home / 107,024.28-160,523.65-28,144.65

Finding the Fourth Proportional to 107,024.28, 160,523.65 and 28,144.65

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Solution

The fourth proportional to 107,024.28, 160,523.65 and 28,144.65 is: 42,213.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,024.28 : 160,523.65 = 28,144.65 : x
  2. Step 2: Convert to fraction form
    107,024.28/160,523.65 = 28,144.65/x
  3. Step 3: Cross multiply
    107,024.28x = 160,523.65 × 28,144.65
  4. Step 4: Simplify right side
    107,024.28x = 4,517,881,945.97
  5. Step 5: Solve for x
    x = 4,517,881,945.97/107,024.28
  6. Step 6: Final answer
    x = 42,213.62

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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.