Home / 107,229.65-160,732.23-36,127.72

Finding the Fourth Proportional to 107,229.65, 160,732.23 and 36,127.72

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Solution

The fourth proportional to 107,229.65, 160,732.23 and 36,127.72 is: 54,153.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,229.65 : 160,732.23 = 36,127.72 : x
  2. Step 2: Convert to fraction form
    107,229.65/160,732.23 = 36,127.72/x
  3. Step 3: Cross multiply
    107,229.65x = 160,732.23 × 36,127.72
  4. Step 4: Simplify right side
    107,229.65x = 5,806,889,269.07
  5. Step 5: Solve for x
    x = 5,806,889,269.07/107,229.65
  6. Step 6: Final answer
    x = 54,153.77

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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.