Home / 107,990.92-161,834.15-51,004.08

Finding the Fourth Proportional to 107,990.92, 161,834.15 and 51,004.08

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Solution

The fourth proportional to 107,990.92, 161,834.15 and 51,004.08 is: 76,434.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,990.92 : 161,834.15 = 51,004.08 : x
  2. Step 2: Convert to fraction form
    107,990.92/161,834.15 = 51,004.08/x
  3. Step 3: Cross multiply
    107,990.92x = 161,834.15 × 51,004.08
  4. Step 4: Simplify right side
    107,990.92x = 8,254,202,060.84
  5. Step 5: Solve for x
    x = 8,254,202,060.84/107,990.92
  6. Step 6: Final answer
    x = 76,434.22

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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.