Home / 96,061.44-143,975.43-67,989.66

Finding the Fourth Proportional to 96,061.44, 143,975.43 and 67,989.66

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Solution

The fourth proportional to 96,061.44, 143,975.43 and 67,989.66 is: 101,901.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,061.44 : 143,975.43 = 67,989.66 : x
  2. Step 2: Convert to fraction form
    96,061.44/143,975.43 = 67,989.66/x
  3. Step 3: Cross multiply
    96,061.44x = 143,975.43 × 67,989.66
  4. Step 4: Simplify right side
    96,061.44x = 9,788,840,534.05
  5. Step 5: Solve for x
    x = 9,788,840,534.05/96,061.44
  6. Step 6: Final answer
    x = 101,901.87

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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.