Home / 120,965.04-166,923.97-67,248.68

Finding the Fourth Proportional to 120,965.04, 166,923.97 and 67,248.68

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Solution

The fourth proportional to 120,965.04, 166,923.97 and 67,248.68 is: 92,798.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,965.04 : 166,923.97 = 67,248.68 : x
  2. Step 2: Convert to fraction form
    120,965.04/166,923.97 = 67,248.68/x
  3. Step 3: Cross multiply
    120,965.04x = 166,923.97 × 67,248.68
  4. Step 4: Simplify right side
    120,965.04x = 11,225,415,640.12
  5. Step 5: Solve for x
    x = 11,225,415,640.12/120,965.04
  6. Step 6: Final answer
    x = 92,798.84

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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.