Home / 123,546.24-185,318.28-30,052.08

Finding the Fourth Proportional to 123,546.24, 185,318.28 and 30,052.08

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Solution

The fourth proportional to 123,546.24, 185,318.28 and 30,052.08 is: 45,077.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,546.24 : 185,318.28 = 30,052.08 : x
  2. Step 2: Convert to fraction form
    123,546.24/185,318.28 = 30,052.08/x
  3. Step 3: Cross multiply
    123,546.24x = 185,318.28 × 30,052.08
  4. Step 4: Simplify right side
    123,546.24x = 5,569,199,776.02
  5. Step 5: Solve for x
    x = 5,569,199,776.02/123,546.24
  6. Step 6: Final answer
    x = 45,077.86

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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.