Home / 179,808.20-269,712.30-91,334.60

Finding the Fourth Proportional to 179,808.20, 269,712.30 and 91,334.60

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Solution

The fourth proportional to 179,808.20, 269,712.30 and 91,334.60 is: 137,001.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,808.20 : 269,712.30 = 91,334.60 : x
  2. Step 2: Convert to fraction form
    179,808.20/269,712.30 = 91,334.60/x
  3. Step 3: Cross multiply
    179,808.20x = 269,712.30 × 91,334.60
  4. Step 4: Simplify right side
    179,808.20x = 24,634,065,035.58
  5. Step 5: Solve for x
    x = 24,634,065,035.58/179,808.20
  6. Step 6: Final answer
    x = 137,001.90

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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.