Home / 153,844.20-230,766.30-111,853.80

Finding the Fourth Proportional to 153,844.20, 230,766.30 and 111,853.80

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Solution

The fourth proportional to 153,844.20, 230,766.30 and 111,853.80 is: 167,780.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,844.20 : 230,766.30 = 111,853.80 : x
  2. Step 2: Convert to fraction form
    153,844.20/230,766.30 = 111,853.80/x
  3. Step 3: Cross multiply
    153,844.20x = 230,766.30 × 111,853.80
  4. Step 4: Simplify right side
    153,844.20x = 25,812,087,566.94
  5. Step 5: Solve for x
    x = 25,812,087,566.94/153,844.20
  6. Step 6: Final answer
    x = 167,780.70

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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.