Home / 276,000.23-414,000.35-89,011.73

Finding the Fourth Proportional to 276,000.23, 414,000.35 and 89,011.73

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Solution

The fourth proportional to 276,000.23, 414,000.35 and 89,011.73 is: 133,517.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,000.23 : 414,000.35 = 89,011.73 : x
  2. Step 2: Convert to fraction form
    276,000.23/414,000.35 = 89,011.73/x
  3. Step 3: Cross multiply
    276,000.23x = 414,000.35 × 89,011.73
  4. Step 4: Simplify right side
    276,000.23x = 36,850,887,374.11
  5. Step 5: Solve for x
    x = 36,850,887,374.11/276,000.23
  6. Step 6: Final answer
    x = 133,517.60

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Similar ratio
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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.