Home / 109,777.88-151,502.38-62,041.14

Finding the Fourth Proportional to 109,777.88, 151,502.38 and 62,041.14

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Solution

The fourth proportional to 109,777.88, 151,502.38 and 62,041.14 is: 85,621.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,777.88 : 151,502.38 = 62,041.14 : x
  2. Step 2: Convert to fraction form
    109,777.88/151,502.38 = 62,041.14/x
  3. Step 3: Cross multiply
    109,777.88x = 151,502.38 × 62,041.14
  4. Step 4: Simplify right side
    109,777.88x = 9,399,380,367.91
  5. Step 5: Solve for x
    x = 9,399,380,367.91/109,777.88
  6. Step 6: Final answer
    x = 85,621.81

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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.