Home / 39,194.72-54,087.18-23,278.76

Finding the Fourth Proportional to 39,194.72, 54,087.18 and 23,278.76

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Solution

The fourth proportional to 39,194.72, 54,087.18 and 23,278.76 is: 32,123.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,194.72 : 54,087.18 = 23,278.76 : x
  2. Step 2: Convert to fraction form
    39,194.72/54,087.18 = 23,278.76/x
  3. Step 3: Cross multiply
    39,194.72x = 54,087.18 × 23,278.76
  4. Step 4: Simplify right side
    39,194.72x = 1,259,082,482.30
  5. Step 5: Solve for x
    x = 1,259,082,482.30/39,194.72
  6. Step 6: Final answer
    x = 32,123.78

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.