Home / 194,988.57-292,499.40-54,747.19

Finding the Fourth Proportional to 194,988.57, 292,499.40 and 54,747.19

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Solution

The fourth proportional to 194,988.57, 292,499.40 and 54,747.19 is: 82,125.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,988.57 : 292,499.40 = 54,747.19 : x
  2. Step 2: Convert to fraction form
    194,988.57/292,499.40 = 54,747.19/x
  3. Step 3: Cross multiply
    194,988.57x = 292,499.40 × 54,747.19
  4. Step 4: Simplify right side
    194,988.57x = 16,013,520,797.61
  5. Step 5: Solve for x
    x = 16,013,520,797.61/194,988.57
  6. Step 6: Final answer
    x = 82,125.43

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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.