Home / 204,470.80-282,177.96-113,830.48

Finding the Fourth Proportional to 204,470.80, 282,177.96 and 113,830.48

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Solution

The fourth proportional to 204,470.80, 282,177.96 and 113,830.48 is: 157,090.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,470.80 : 282,177.96 = 113,830.48 : x
  2. Step 2: Convert to fraction form
    204,470.80/282,177.96 = 113,830.48/x
  3. Step 3: Cross multiply
    204,470.80x = 282,177.96 × 113,830.48
  4. Step 4: Simplify right side
    204,470.80x = 32,120,452,632.22
  5. Step 5: Solve for x
    x = 32,120,452,632.22/204,470.80
  6. Step 6: Final answer
    x = 157,090.66

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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.