Home / 123,545.67-185,316.35-30,052.23

Finding the Fourth Proportional to 123,545.67, 185,316.35 and 30,052.23

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Solution

The fourth proportional to 123,545.67, 185,316.35 and 30,052.23 is: 45,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,545.67 : 185,316.35 = 30,052.23 : x
  2. Step 2: Convert to fraction form
    123,545.67/185,316.35 = 30,052.23/x
  3. Step 3: Cross multiply
    123,545.67x = 185,316.35 × 30,052.23
  4. Step 4: Simplify right side
    123,545.67x = 5,569,169,422.70
  5. Step 5: Solve for x
    x = 5,569,169,422.70/123,545.67
  6. Step 6: Final answer
    x = 45,077.82

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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.