Home / 107,236.76-160,750.55-51,061.78

Finding the Fourth Proportional to 107,236.76, 160,750.55 and 51,061.78

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Solution

The fourth proportional to 107,236.76, 160,750.55 and 51,061.78 is: 76,542.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,236.76 : 160,750.55 = 51,061.78 : x
  2. Step 2: Convert to fraction form
    107,236.76/160,750.55 = 51,061.78/x
  3. Step 3: Cross multiply
    107,236.76x = 160,750.55 × 51,061.78
  4. Step 4: Simplify right side
    107,236.76x = 8,208,209,218.98
  5. Step 5: Solve for x
    x = 8,208,209,218.98/107,236.76
  6. Step 6: Final answer
    x = 76,542.87

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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.