Home / 123,025.30-184,537.95-100,863.70

Finding the Fourth Proportional to 123,025.30, 184,537.95 and 100,863.70

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Solution

The fourth proportional to 123,025.30, 184,537.95 and 100,863.70 is: 151,295.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,025.30 : 184,537.95 = 100,863.70 : x
  2. Step 2: Convert to fraction form
    123,025.30/184,537.95 = 100,863.70/x
  3. Step 3: Cross multiply
    123,025.30x = 184,537.95 × 100,863.70
  4. Step 4: Simplify right side
    123,025.30x = 18,613,180,427.42
  5. Step 5: Solve for x
    x = 18,613,180,427.42/123,025.30
  6. Step 6: Final answer
    x = 151,295.55

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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.