Home / 185,306.12-277,959.26-74,498.12

Finding the Fourth Proportional to 185,306.12, 277,959.26 and 74,498.12

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Solution

The fourth proportional to 185,306.12, 277,959.26 and 74,498.12 is: 111,747.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,306.12 : 277,959.26 = 74,498.12 : x
  2. Step 2: Convert to fraction form
    185,306.12/277,959.26 = 74,498.12/x
  3. Step 3: Cross multiply
    185,306.12x = 277,959.26 × 74,498.12
  4. Step 4: Simplify right side
    185,306.12x = 20,707,442,306.59
  5. Step 5: Solve for x
    x = 20,707,442,306.59/185,306.12
  6. Step 6: Final answer
    x = 111,747.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.