Home / 107,347.68-160,776.29-51,227.21

Finding the Fourth Proportional to 107,347.68, 160,776.29 and 51,227.21

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Solution

The fourth proportional to 107,347.68, 160,776.29 and 51,227.21 is: 76,723.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,347.68 : 160,776.29 = 51,227.21 : x
  2. Step 2: Convert to fraction form
    107,347.68/160,776.29 = 51,227.21/x
  3. Step 3: Cross multiply
    107,347.68x = 160,776.29 × 51,227.21
  4. Step 4: Simplify right side
    107,347.68x = 8,236,121,300.86
  5. Step 5: Solve for x
    x = 8,236,121,300.86/107,347.68
  6. Step 6: Final answer
    x = 76,723.79

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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.