Home / 179,255.80-268,883.70-74,150.20

Finding the Fourth Proportional to 179,255.80, 268,883.70 and 74,150.20

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Solution

The fourth proportional to 179,255.80, 268,883.70 and 74,150.20 is: 111,225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,255.80 : 268,883.70 = 74,150.20 : x
  2. Step 2: Convert to fraction form
    179,255.80/268,883.70 = 74,150.20/x
  3. Step 3: Cross multiply
    179,255.80x = 268,883.70 × 74,150.20
  4. Step 4: Simplify right side
    179,255.80x = 19,937,780,131.74
  5. Step 5: Solve for x
    x = 19,937,780,131.74/179,255.80
  6. Step 6: Final answer
    x = 111,225.30

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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.