Home / 115,700.32-173,543.12-36,871.12

Finding the Fourth Proportional to 115,700.32, 173,543.12 and 36,871.12

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Solution

The fourth proportional to 115,700.32, 173,543.12 and 36,871.12 is: 55,304.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,700.32 : 173,543.12 = 36,871.12 : x
  2. Step 2: Convert to fraction form
    115,700.32/173,543.12 = 36,871.12/x
  3. Step 3: Cross multiply
    115,700.32x = 173,543.12 × 36,871.12
  4. Step 4: Simplify right side
    115,700.32x = 6,398,729,202.69
  5. Step 5: Solve for x
    x = 6,398,729,202.69/115,700.32
  6. Step 6: Final answer
    x = 55,304.33

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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.