Home / 173,380.52-260,278.20-103,292.84

Finding the Fourth Proportional to 173,380.52, 260,278.20 and 103,292.84

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Solution

The fourth proportional to 173,380.52, 260,278.20 and 103,292.84 is: 155,062.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,380.52 : 260,278.20 = 103,292.84 : x
  2. Step 2: Convert to fraction form
    173,380.52/260,278.20 = 103,292.84/x
  3. Step 3: Cross multiply
    173,380.52x = 260,278.20 × 103,292.84
  4. Step 4: Simplify right side
    173,380.52x = 26,884,874,468.09
  5. Step 5: Solve for x
    x = 26,884,874,468.09/173,380.52
  6. Step 6: Final answer
    x = 155,062.83

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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.