Home / 173,808.12-260,712.18-80,301.72

Finding the Fourth Proportional to 173,808.12, 260,712.18 and 80,301.72

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Solution

The fourth proportional to 173,808.12, 260,712.18 and 80,301.72 is: 120,452.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,808.12 : 260,712.18 = 80,301.72 : x
  2. Step 2: Convert to fraction form
    173,808.12/260,712.18 = 80,301.72/x
  3. Step 3: Cross multiply
    173,808.12x = 260,712.18 × 80,301.72
  4. Step 4: Simplify right side
    173,808.12x = 20,935,636,478.95
  5. Step 5: Solve for x
    x = 20,935,636,478.95/173,808.12
  6. Step 6: Final answer
    x = 120,452.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.