Home / 107,770.75-148,717.75-59,363.19

Finding the Fourth Proportional to 107,770.75, 148,717.75 and 59,363.19

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Solution

The fourth proportional to 107,770.75, 148,717.75 and 59,363.19 is: 81,917.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,770.75 : 148,717.75 = 59,363.19 : x
  2. Step 2: Convert to fraction form
    107,770.75/148,717.75 = 59,363.19/x
  3. Step 3: Cross multiply
    107,770.75x = 148,717.75 × 59,363.19
  4. Step 4: Simplify right side
    107,770.75x = 8,828,360,049.62
  5. Step 5: Solve for x
    x = 8,828,360,049.62/107,770.75
  6. Step 6: Final answer
    x = 81,917.96

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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.