Home / 107,701.79-161,552.73-51,528.68

Finding the Fourth Proportional to 107,701.79, 161,552.73 and 51,528.68

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Solution

The fourth proportional to 107,701.79, 161,552.73 and 51,528.68 is: 77,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,701.79 : 161,552.73 = 51,528.68 : x
  2. Step 2: Convert to fraction form
    107,701.79/161,552.73 = 51,528.68/x
  3. Step 3: Cross multiply
    107,701.79x = 161,552.73 × 51,528.68
  4. Step 4: Simplify right side
    107,701.79x = 8,324,598,927.30
  5. Step 5: Solve for x
    x = 8,324,598,927.30/107,701.79
  6. Step 6: Final answer
    x = 77,293.04

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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.