Home / 99,072.96-148,635.36-54,692.16

Finding the Fourth Proportional to 99,072.96, 148,635.36 and 54,692.16

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Solution

The fourth proportional to 99,072.96, 148,635.36 and 54,692.16 is: 82,052.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,072.96 : 148,635.36 = 54,692.16 : x
  2. Step 2: Convert to fraction form
    99,072.96/148,635.36 = 54,692.16/x
  3. Step 3: Cross multiply
    99,072.96x = 148,635.36 × 54,692.16
  4. Step 4: Simplify right side
    99,072.96x = 8,129,188,890.78
  5. Step 5: Solve for x
    x = 8,129,188,890.78/99,072.96
  6. Step 6: Final answer
    x = 82,052.55

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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.