Home / 88,905.96-122,692.27-54,937.75

Finding the Fourth Proportional to 88,905.96, 122,692.27 and 54,937.75

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Solution

The fourth proportional to 88,905.96, 122,692.27 and 54,937.75 is: 75,815.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,905.96 : 122,692.27 = 54,937.75 : x
  2. Step 2: Convert to fraction form
    88,905.96/122,692.27 = 54,937.75/x
  3. Step 3: Cross multiply
    88,905.96x = 122,692.27 × 54,937.75
  4. Step 4: Simplify right side
    88,905.96x = 6,740,436,642.73
  5. Step 5: Solve for x
    x = 6,740,436,642.73/88,905.96
  6. Step 6: Final answer
    x = 75,815.35

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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.