Home / 177,983.12-266,967.74-65,614.73

Finding the Fourth Proportional to 177,983.12, 266,967.74 and 65,614.73

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Solution

The fourth proportional to 177,983.12, 266,967.74 and 65,614.73 is: 98,419.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,983.12 : 266,967.74 = 65,614.73 : x
  2. Step 2: Convert to fraction form
    177,983.12/266,967.74 = 65,614.73/x
  3. Step 3: Cross multiply
    177,983.12x = 266,967.74 × 65,614.73
  4. Step 4: Simplify right side
    177,983.12x = 17,517,014,515.90
  5. Step 5: Solve for x
    x = 17,517,014,515.90/177,983.12
  6. Step 6: Final answer
    x = 98,419.53

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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.