Home / 205,459.14-283,566.15-124,911.90

Finding the Fourth Proportional to 205,459.14, 283,566.15 and 124,911.90

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Solution

The fourth proportional to 205,459.14, 283,566.15 and 124,911.90 is: 172,398.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,459.14 : 283,566.15 = 124,911.90 : x
  2. Step 2: Convert to fraction form
    205,459.14/283,566.15 = 124,911.90/x
  3. Step 3: Cross multiply
    205,459.14x = 283,566.15 × 124,911.90
  4. Step 4: Simplify right side
    205,459.14x = 35,420,786,572.19
  5. Step 5: Solve for x
    x = 35,420,786,572.19/205,459.14
  6. Step 6: Final answer
    x = 172,398.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.