Home / 86,375.93-119,158.03-50,543.75

Finding the Fourth Proportional to 86,375.93, 119,158.03 and 50,543.75

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Solution

The fourth proportional to 86,375.93, 119,158.03 and 50,543.75 is: 69,726.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,375.93 : 119,158.03 = 50,543.75 : x
  2. Step 2: Convert to fraction form
    86,375.93/119,158.03 = 50,543.75/x
  3. Step 3: Cross multiply
    86,375.93x = 119,158.03 × 50,543.75
  4. Step 4: Simplify right side
    86,375.93x = 6,022,693,678.81
  5. Step 5: Solve for x
    x = 6,022,693,678.81/86,375.93
  6. Step 6: Final answer
    x = 69,726.53

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Why These Related Problems?

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