Home / 120,788.04-166,669.68-67,073.52

Finding the Fourth Proportional to 120,788.04, 166,669.68 and 67,073.52

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Solution

The fourth proportional to 120,788.04, 166,669.68 and 67,073.52 is: 92,551.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,788.04 : 166,669.68 = 67,073.52 : x
  2. Step 2: Convert to fraction form
    120,788.04/166,669.68 = 67,073.52/x
  3. Step 3: Cross multiply
    120,788.04x = 166,669.68 × 67,073.52
  4. Step 4: Simplify right side
    120,788.04x = 11,179,122,114.87
  5. Step 5: Solve for x
    x = 11,179,122,114.87/120,788.04
  6. Step 6: Final answer
    x = 92,551.56

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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.