Home / 177,867.81-266,500.40-107,599.50

Finding the Fourth Proportional to 177,867.81, 266,500.40 and 107,599.50

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Solution

The fourth proportional to 177,867.81, 266,500.40 and 107,599.50 is: 161,216.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,867.81 : 266,500.40 = 107,599.50 : x
  2. Step 2: Convert to fraction form
    177,867.81/266,500.40 = 107,599.50/x
  3. Step 3: Cross multiply
    177,867.81x = 266,500.40 × 107,599.50
  4. Step 4: Simplify right side
    177,867.81x = 28,675,309,251.80
  5. Step 5: Solve for x
    x = 28,675,309,251.80/177,867.81
  6. Step 6: Final answer
    x = 161,216.97

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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.