Home / 230,600.80-318,180.72-140,004.46

Finding the Fourth Proportional to 230,600.80, 318,180.72 and 140,004.46

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Solution

The fourth proportional to 230,600.80, 318,180.72 and 140,004.46 is: 193,176.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,600.80 : 318,180.72 = 140,004.46 : x
  2. Step 2: Convert to fraction form
    230,600.80/318,180.72 = 140,004.46/x
  3. Step 3: Cross multiply
    230,600.80x = 318,180.72 × 140,004.46
  4. Step 4: Simplify right side
    230,600.80x = 44,546,719,886.01
  5. Step 5: Solve for x
    x = 44,546,719,886.01/230,600.80
  6. Step 6: Final answer
    x = 193,176.78

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1.5x scale

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.