Home / 67,189.23-92,719.17-36,974.54

Finding the Fourth Proportional to 67,189.23, 92,719.17 and 36,974.54

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Solution

The fourth proportional to 67,189.23, 92,719.17 and 36,974.54 is: 51,023.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,189.23 : 92,719.17 = 36,974.54 : x
  2. Step 2: Convert to fraction form
    67,189.23/92,719.17 = 36,974.54/x
  3. Step 3: Cross multiply
    67,189.23x = 92,719.17 × 36,974.54
  4. Step 4: Simplify right side
    67,189.23x = 3,428,248,196.34
  5. Step 5: Solve for x
    x = 3,428,248,196.34/67,189.23
  6. Step 6: Final answer
    x = 51,023.78

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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.