Home / 205,579.56-283,684.14-124,995.90

Finding the Fourth Proportional to 205,579.56, 283,684.14 and 124,995.90

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Solution

The fourth proportional to 205,579.56, 283,684.14 and 124,995.90 is: 172,484.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,579.56 : 283,684.14 = 124,995.90 : x
  2. Step 2: Convert to fraction form
    205,579.56/283,684.14 = 124,995.90/x
  3. Step 3: Cross multiply
    205,579.56x = 283,684.14 × 124,995.90
  4. Step 4: Simplify right side
    205,579.56x = 35,459,354,395.03
  5. Step 5: Solve for x
    x = 35,459,354,395.03/205,579.56
  6. Step 6: Final answer
    x = 172,484.82

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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.