Home / 189,278.33-283,972.26-61,191.87

Finding the Fourth Proportional to 189,278.33, 283,972.26 and 61,191.87

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Solution

The fourth proportional to 189,278.33, 283,972.26 and 61,191.87 is: 91,805.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,278.33 : 283,972.26 = 61,191.87 : x
  2. Step 2: Convert to fraction form
    189,278.33/283,972.26 = 61,191.87/x
  3. Step 3: Cross multiply
    189,278.33x = 283,972.26 × 61,191.87
  4. Step 4: Simplify right side
    189,278.33x = 17,376,793,617.53
  5. Step 5: Solve for x
    x = 17,376,793,617.53/189,278.33
  6. Step 6: Final answer
    x = 91,805.51

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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.