Home / 123,176.10-184,472.55-75,936.90

Finding the Fourth Proportional to 123,176.10, 184,472.55 and 75,936.90

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Solution

The fourth proportional to 123,176.10, 184,472.55 and 75,936.90 is: 113,725.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,176.10 : 184,472.55 = 75,936.90 : x
  2. Step 2: Convert to fraction form
    123,176.10/184,472.55 = 75,936.90/x
  3. Step 3: Cross multiply
    123,176.10x = 184,472.55 × 75,936.90
  4. Step 4: Simplify right side
    123,176.10x = 14,008,273,582.10
  5. Step 5: Solve for x
    x = 14,008,273,582.10/123,176.10
  6. Step 6: Final answer
    x = 113,725.58

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1.5x scale

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.