Home / 58,531.06-80,751.12-38,399.14

Finding the Fourth Proportional to 58,531.06, 80,751.12 and 38,399.14

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Solution

The fourth proportional to 58,531.06, 80,751.12 and 38,399.14 is: 52,976.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,531.06 : 80,751.12 = 38,399.14 : x
  2. Step 2: Convert to fraction form
    58,531.06/80,751.12 = 38,399.14/x
  3. Step 3: Cross multiply
    58,531.06x = 80,751.12 × 38,399.14
  4. Step 4: Simplify right side
    58,531.06x = 3,100,773,562.04
  5. Step 5: Solve for x
    x = 3,100,773,562.04/58,531.06
  6. Step 6: Final answer
    x = 52,976.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.