Home / 107,917.46-161,737.65-51,673.29

Finding the Fourth Proportional to 107,917.46, 161,737.65 and 51,673.29

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Solution

The fourth proportional to 107,917.46, 161,737.65 and 51,673.29 is: 77,443.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,917.46 : 161,737.65 = 51,673.29 : x
  2. Step 2: Convert to fraction form
    107,917.46/161,737.65 = 51,673.29/x
  3. Step 3: Cross multiply
    107,917.46x = 161,737.65 × 51,673.29
  4. Step 4: Simplify right side
    107,917.46x = 8,357,515,683.68
  5. Step 5: Solve for x
    x = 8,357,515,683.68/107,917.46
  6. Step 6: Final answer
    x = 77,443.59

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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.