Home / 109,775.88-151,499.62-62,039.14

Finding the Fourth Proportional to 109,775.88, 151,499.62 and 62,039.14

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Solution

The fourth proportional to 109,775.88, 151,499.62 and 62,039.14 is: 85,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,775.88 : 151,499.62 = 62,039.14 : x
  2. Step 2: Convert to fraction form
    109,775.88/151,499.62 = 62,039.14/x
  3. Step 3: Cross multiply
    109,775.88x = 151,499.62 × 62,039.14
  4. Step 4: Simplify right side
    109,775.88x = 9,398,906,135.13
  5. Step 5: Solve for x
    x = 9,398,906,135.13/109,775.88
  6. Step 6: Final answer
    x = 85,619.05

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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.