Home / 195,973.17-293,959.89-129,397.65

Finding the Fourth Proportional to 195,973.17, 293,959.89 and 129,397.65

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Solution

The fourth proportional to 195,973.17, 293,959.89 and 129,397.65 is: 194,096.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,973.17 : 293,959.89 = 129,397.65 : x
  2. Step 2: Convert to fraction form
    195,973.17/293,959.89 = 129,397.65/x
  3. Step 3: Cross multiply
    195,973.17x = 293,959.89 × 129,397.65
  4. Step 4: Simplify right side
    195,973.17x = 38,037,718,960.26
  5. Step 5: Solve for x
    x = 38,037,718,960.26/195,973.17
  6. Step 6: Final answer
    x = 194,096.56

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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.