Home / 230,847.60-318,515.58-140,201.04

Finding the Fourth Proportional to 230,847.60, 318,515.58 and 140,201.04

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Solution

The fourth proportional to 230,847.60, 318,515.58 and 140,201.04 is: 193,444.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,847.60 : 318,515.58 = 140,201.04 : x
  2. Step 2: Convert to fraction form
    230,847.60/318,515.58 = 140,201.04/x
  3. Step 3: Cross multiply
    230,847.60x = 318,515.58 × 140,201.04
  4. Step 4: Simplify right side
    230,847.60x = 44,656,215,572.20
  5. Step 5: Solve for x
    x = 44,656,215,572.20/230,847.60
  6. Step 6: Final answer
    x = 193,444.57

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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.