Home / 146,829.38-202,624.74-79,761.38

Finding the Fourth Proportional to 146,829.38, 202,624.74 and 79,761.38

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Solution

The fourth proportional to 146,829.38, 202,624.74 and 79,761.38 is: 110,070.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,829.38 : 202,624.74 = 79,761.38 : x
  2. Step 2: Convert to fraction form
    146,829.38/202,624.74 = 79,761.38/x
  3. Step 3: Cross multiply
    146,829.38x = 202,624.74 × 79,761.38
  4. Step 4: Simplify right side
    146,829.38x = 16,161,627,871.42
  5. Step 5: Solve for x
    x = 16,161,627,871.42/146,829.38
  6. Step 6: Final answer
    x = 110,070.81

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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.