Home / 179,258.20-268,887.30-74,282.20

Finding the Fourth Proportional to 179,258.20, 268,887.30 and 74,282.20

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Solution

The fourth proportional to 179,258.20, 268,887.30 and 74,282.20 is: 111,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,258.20 : 268,887.30 = 74,282.20 : x
  2. Step 2: Convert to fraction form
    179,258.20/268,887.30 = 74,282.20/x
  3. Step 3: Cross multiply
    179,258.20x = 268,887.30 × 74,282.20
  4. Step 4: Simplify right side
    179,258.20x = 19,973,540,196.06
  5. Step 5: Solve for x
    x = 19,973,540,196.06/179,258.20
  6. Step 6: Final answer
    x = 111,423.30

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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.