Home / 115,686.56-173,331.80-63,132.96

Finding the Fourth Proportional to 115,686.56, 173,331.80 and 63,132.96

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Solution

The fourth proportional to 115,686.56, 173,331.80 and 63,132.96 is: 94,591.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,686.56 : 173,331.80 = 63,132.96 : x
  2. Step 2: Convert to fraction form
    115,686.56/173,331.80 = 63,132.96/x
  3. Step 3: Cross multiply
    115,686.56x = 173,331.80 × 63,132.96
  4. Step 4: Simplify right side
    115,686.56x = 10,942,949,596.13
  5. Step 5: Solve for x
    x = 10,942,949,596.13/115,686.56
  6. Step 6: Final answer
    x = 94,591.36

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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.