Home / 204,605.20-282,369.37-124,036.12

Finding the Fourth Proportional to 204,605.20, 282,369.37 and 124,036.12

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Solution

The fourth proportional to 204,605.20, 282,369.37 and 124,036.12 is: 171,178.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,605.20 : 282,369.37 = 124,036.12 : x
  2. Step 2: Convert to fraction form
    204,605.20/282,369.37 = 124,036.12/x
  3. Step 3: Cross multiply
    204,605.20x = 282,369.37 × 124,036.12
  4. Step 4: Simplify right side
    204,605.20x = 35,024,000,441.46
  5. Step 5: Solve for x
    x = 35,024,000,441.46/204,605.20
  6. Step 6: Final answer
    x = 171,178.45

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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.