Home / 194,947.16-292,431.04-54,716.72

Finding the Fourth Proportional to 194,947.16, 292,431.04 and 54,716.72

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Solution

The fourth proportional to 194,947.16, 292,431.04 and 54,716.72 is: 82,077.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,947.16 : 292,431.04 = 54,716.72 : x
  2. Step 2: Convert to fraction form
    194,947.16/292,431.04 = 54,716.72/x
  3. Step 3: Cross multiply
    194,947.16x = 292,431.04 × 54,716.72
  4. Step 4: Simplify right side
    194,947.16x = 16,000,867,334.99
  5. Step 5: Solve for x
    x = 16,000,867,334.99/194,947.16
  6. Step 6: Final answer
    x = 82,077.97

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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.