Home / 75,769.49-113,650.11-23,178.97

Finding the Fourth Proportional to 75,769.49, 113,650.11 and 23,178.97

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Solution

The fourth proportional to 75,769.49, 113,650.11 and 23,178.97 is: 34,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,769.49 : 113,650.11 = 23,178.97 : x
  2. Step 2: Convert to fraction form
    75,769.49/113,650.11 = 23,178.97/x
  3. Step 3: Cross multiply
    75,769.49x = 113,650.11 × 23,178.97
  4. Step 4: Simplify right side
    75,769.49x = 2,634,292,774.31
  5. Step 5: Solve for x
    x = 2,634,292,774.31/75,769.49
  6. Step 6: Final answer
    x = 34,767.20

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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.