Home / 205,448.65-283,606.46-124,901.90

Finding the Fourth Proportional to 205,448.65, 283,606.46 and 124,901.90

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Solution

The fourth proportional to 205,448.65, 283,606.46 and 124,901.90 is: 172,417.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,448.65 : 283,606.46 = 124,901.90 : x
  2. Step 2: Convert to fraction form
    205,448.65/283,606.46 = 124,901.90/x
  3. Step 3: Cross multiply
    205,448.65x = 283,606.46 × 124,901.90
  4. Step 4: Simplify right side
    205,448.65x = 35,422,985,898.21
  5. Step 5: Solve for x
    x = 35,422,985,898.21/205,448.65
  6. Step 6: Final answer
    x = 172,417.71

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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.