Home / 130,305.88-195,473.40-41,538.79

Finding the Fourth Proportional to 130,305.88, 195,473.40 and 41,538.79

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Solution

The fourth proportional to 130,305.88, 195,473.40 and 41,538.79 is: 62,312.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,305.88 : 195,473.40 = 41,538.79 : x
  2. Step 2: Convert to fraction form
    130,305.88/195,473.40 = 41,538.79/x
  3. Step 3: Cross multiply
    130,305.88x = 195,473.40 × 41,538.79
  4. Step 4: Simplify right side
    130,305.88x = 8,119,727,868.73
  5. Step 5: Solve for x
    x = 8,119,727,868.73/130,305.88
  6. Step 6: Final answer
    x = 62,312.83

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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.