Home / 193,190.55-289,787.85-52,949.18

Finding the Fourth Proportional to 193,190.55, 289,787.85 and 52,949.18

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Solution

The fourth proportional to 193,190.55, 289,787.85 and 52,949.18 is: 79,424.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,190.55 : 289,787.85 = 52,949.18 : x
  2. Step 2: Convert to fraction form
    193,190.55/289,787.85 = 52,949.18/x
  3. Step 3: Cross multiply
    193,190.55x = 289,787.85 × 52,949.18
  4. Step 4: Simplify right side
    193,190.55x = 15,344,027,582.52
  5. Step 5: Solve for x
    x = 15,344,027,582.52/193,190.55
  6. Step 6: Final answer
    x = 79,424.32

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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.