Home / 71,524.35-98,700.27-39,692.97

Finding the Fourth Proportional to 71,524.35, 98,700.27 and 39,692.97

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Solution

The fourth proportional to 71,524.35, 98,700.27 and 39,692.97 is: 54,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,524.35 : 98,700.27 = 39,692.97 : x
  2. Step 2: Convert to fraction form
    71,524.35/98,700.27 = 39,692.97/x
  3. Step 3: Cross multiply
    71,524.35x = 98,700.27 × 39,692.97
  4. Step 4: Simplify right side
    71,524.35x = 3,917,706,856.10
  5. Step 5: Solve for x
    x = 3,917,706,856.10/71,524.35
  6. Step 6: Final answer
    x = 54,774.45

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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.