Home / 120,582.92-166,401.86-69,591.66

Finding the Fourth Proportional to 120,582.92, 166,401.86 and 69,591.66

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Solution

The fourth proportional to 120,582.92, 166,401.86 and 69,591.66 is: 96,035.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,582.92 : 166,401.86 = 69,591.66 : x
  2. Step 2: Convert to fraction form
    120,582.92/166,401.86 = 69,591.66/x
  3. Step 3: Cross multiply
    120,582.92x = 166,401.86 × 69,591.66
  4. Step 4: Simplify right side
    120,582.92x = 11,580,181,316.53
  5. Step 5: Solve for x
    x = 11,580,181,316.53/120,582.92
  6. Step 6: Final answer
    x = 96,035.01

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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.