Home / 130,580.52-195,778.44-67,373.79

Finding the Fourth Proportional to 130,580.52, 195,778.44 and 67,373.79

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Solution

The fourth proportional to 130,580.52, 195,778.44 and 67,373.79 is: 101,013.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,580.52 : 195,778.44 = 67,373.79 : x
  2. Step 2: Convert to fraction form
    130,580.52/195,778.44 = 67,373.79/x
  3. Step 3: Cross multiply
    130,580.52x = 195,778.44 × 67,373.79
  4. Step 4: Simplify right side
    130,580.52x = 13,190,335,503.09
  5. Step 5: Solve for x
    x = 13,190,335,503.09/130,580.52
  6. Step 6: Final answer
    x = 101,013.04

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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.