Home / 115,541.80-173,318.85-36,662.20

Finding the Fourth Proportional to 115,541.80, 173,318.85 and 36,662.20

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Solution

The fourth proportional to 115,541.80, 173,318.85 and 36,662.20 is: 54,995.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,541.80 : 173,318.85 = 36,662.20 : x
  2. Step 2: Convert to fraction form
    115,541.80/173,318.85 = 36,662.20/x
  3. Step 3: Cross multiply
    115,541.80x = 173,318.85 × 36,662.20
  4. Step 4: Simplify right side
    115,541.80x = 6,354,250,342.47
  5. Step 5: Solve for x
    x = 6,354,250,342.47/115,541.80
  6. Step 6: Final answer
    x = 54,995.25

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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.