Home / 119,169.03-178,753.38-30,422.53

Finding the Fourth Proportional to 119,169.03, 178,753.38 and 30,422.53

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Solution

The fourth proportional to 119,169.03, 178,753.38 and 30,422.53 is: 45,633.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,169.03 : 178,753.38 = 30,422.53 : x
  2. Step 2: Convert to fraction form
    119,169.03/178,753.38 = 30,422.53/x
  3. Step 3: Cross multiply
    119,169.03x = 178,753.38 × 30,422.53
  4. Step 4: Simplify right side
    119,169.03x = 5,438,130,065.65
  5. Step 5: Solve for x
    x = 5,438,130,065.65/119,169.03
  6. Step 6: Final answer
    x = 45,633.75

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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.