Home / 179,200.80-268,801.20-61,005.60

Finding the Fourth Proportional to 179,200.80, 268,801.20 and 61,005.60

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Solution

The fourth proportional to 179,200.80, 268,801.20 and 61,005.60 is: 91,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,200.80 : 268,801.20 = 61,005.60 : x
  2. Step 2: Convert to fraction form
    179,200.80/268,801.20 = 61,005.60/x
  3. Step 3: Cross multiply
    179,200.80x = 268,801.20 × 61,005.60
  4. Step 4: Simplify right side
    179,200.80x = 16,398,378,486.72
  5. Step 5: Solve for x
    x = 16,398,378,486.72/179,200.80
  6. Step 6: Final answer
    x = 91,508.40

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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.