Home / 115,329.40-159,150.96-67,614.53

Finding the Fourth Proportional to 115,329.40, 159,150.96 and 67,614.53

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Solution

The fourth proportional to 115,329.40, 159,150.96 and 67,614.53 is: 93,305.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,329.40 : 159,150.96 = 67,614.53 : x
  2. Step 2: Convert to fraction form
    115,329.40/159,150.96 = 67,614.53/x
  3. Step 3: Cross multiply
    115,329.40x = 159,150.96 × 67,614.53
  4. Step 4: Simplify right side
    115,329.40x = 10,760,916,563.69
  5. Step 5: Solve for x
    x = 10,760,916,563.69/115,329.40
  6. Step 6: Final answer
    x = 93,305.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.