Home / 179,220.60-268,928.10-74,050.20

Finding the Fourth Proportional to 179,220.60, 268,928.10 and 74,050.20

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Solution

The fourth proportional to 179,220.60, 268,928.10 and 74,050.20 is: 111,115.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,220.60 : 268,928.10 = 74,050.20 : x
  2. Step 2: Convert to fraction form
    179,220.60/268,928.10 = 74,050.20/x
  3. Step 3: Cross multiply
    179,220.60x = 268,928.10 × 74,050.20
  4. Step 4: Simplify right side
    179,220.60x = 19,914,179,590.62
  5. Step 5: Solve for x
    x = 19,914,179,590.62/179,220.60
  6. Step 6: Final answer
    x = 111,115.46

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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.