Home / 149,923.60-224,626.20-70,867.60

Finding the Fourth Proportional to 149,923.60, 224,626.20 and 70,867.60

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Solution

The fourth proportional to 149,923.60, 224,626.20 and 70,867.60 is: 106,178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,923.60 : 224,626.20 = 70,867.60 : x
  2. Step 2: Convert to fraction form
    149,923.60/224,626.20 = 70,867.60/x
  3. Step 3: Cross multiply
    149,923.60x = 224,626.20 × 70,867.60
  4. Step 4: Simplify right side
    149,923.60x = 15,918,719,691.12
  5. Step 5: Solve for x
    x = 15,918,719,691.12/149,923.60
  6. Step 6: Final answer
    x = 106,178.88

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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.