Home / 120,764.48-166,674.84-70,463.36

Finding the Fourth Proportional to 120,764.48, 166,674.84 and 70,463.36

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Solution

The fourth proportional to 120,764.48, 166,674.84 and 70,463.36 is: 97,251.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,764.48 : 166,674.84 = 70,463.36 : x
  2. Step 2: Convert to fraction form
    120,764.48/166,674.84 = 70,463.36/x
  3. Step 3: Cross multiply
    120,764.48x = 166,674.84 × 70,463.36
  4. Step 4: Simplify right side
    120,764.48x = 11,744,469,253.86
  5. Step 5: Solve for x
    x = 11,744,469,253.86/120,764.48
  6. Step 6: Final answer
    x = 97,251.02

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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.