Home / 134,230.80-201,346.20-120,867.60

Finding the Fourth Proportional to 134,230.80, 201,346.20 and 120,867.60

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Solution

The fourth proportional to 134,230.80, 201,346.20 and 120,867.60 is: 181,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,230.80 : 201,346.20 = 120,867.60 : x
  2. Step 2: Convert to fraction form
    134,230.80/201,346.20 = 120,867.60/x
  3. Step 3: Cross multiply
    134,230.80x = 201,346.20 × 120,867.60
  4. Step 4: Simplify right side
    134,230.80x = 24,336,231,963.12
  5. Step 5: Solve for x
    x = 24,336,231,963.12/134,230.80
  6. Step 6: Final answer
    x = 181,301.40

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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.