Home / 123,049.20-184,476.60-52,870.80

Finding the Fourth Proportional to 123,049.20, 184,476.60 and 52,870.80

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Solution

The fourth proportional to 123,049.20, 184,476.60 and 52,870.80 is: 79,264.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,049.20 : 184,476.60 = 52,870.80 : x
  2. Step 2: Convert to fraction form
    123,049.20/184,476.60 = 52,870.80/x
  3. Step 3: Cross multiply
    123,049.20x = 184,476.60 × 52,870.80
  4. Step 4: Simplify right side
    123,049.20x = 9,753,425,423.28
  5. Step 5: Solve for x
    x = 9,753,425,423.28/123,049.20
  6. Step 6: Final answer
    x = 79,264.44

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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.