Home / 195,952.62-293,430.38-129,190.20

Finding the Fourth Proportional to 195,952.62, 293,430.38 and 129,190.20

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Solution

The fourth proportional to 195,952.62, 293,430.38 and 129,190.20 is: 193,456.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,952.62 : 293,430.38 = 129,190.20 : x
  2. Step 2: Convert to fraction form
    195,952.62/293,430.38 = 129,190.20/x
  3. Step 3: Cross multiply
    195,952.62x = 293,430.38 × 129,190.20
  4. Step 4: Simplify right side
    195,952.62x = 37,908,329,478.28
  5. Step 5: Solve for x
    x = 37,908,329,478.28/195,952.62
  6. Step 6: Final answer
    x = 193,456.61

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1.5x scale

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.