Home / 66,444.84-91,692.27-38,149.92

Finding the Fourth Proportional to 66,444.84, 91,692.27 and 38,149.92

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Solution

The fourth proportional to 66,444.84, 91,692.27 and 38,149.92 is: 52,645.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,444.84 : 91,692.27 = 38,149.92 : x
  2. Step 2: Convert to fraction form
    66,444.84/91,692.27 = 38,149.92/x
  3. Step 3: Cross multiply
    66,444.84x = 91,692.27 × 38,149.92
  4. Step 4: Simplify right side
    66,444.84x = 3,498,052,765.12
  5. Step 5: Solve for x
    x = 3,498,052,765.12/66,444.84
  6. Step 6: Final answer
    x = 52,645.97

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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.