Home / 195,800.10-293,700.15-185,691.30

Finding the Fourth Proportional to 195,800.10, 293,700.15 and 185,691.30

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Solution

The fourth proportional to 195,800.10, 293,700.15 and 185,691.30 is: 278,536.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,800.10 : 293,700.15 = 185,691.30 : x
  2. Step 2: Convert to fraction form
    195,800.10/293,700.15 = 185,691.30/x
  3. Step 3: Cross multiply
    195,800.10x = 293,700.15 × 185,691.30
  4. Step 4: Simplify right side
    195,800.10x = 54,537,562,663.70
  5. Step 5: Solve for x
    x = 54,537,562,663.70/195,800.10
  6. Step 6: Final answer
    x = 278,536.95

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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.