Home / 72,207.54-108,265.17-34,692.96

Finding the Fourth Proportional to 72,207.54, 108,265.17 and 34,692.96

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Solution

The fourth proportional to 72,207.54, 108,265.17 and 34,692.96 is: 52,017.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,207.54 : 108,265.17 = 34,692.96 : x
  2. Step 2: Convert to fraction form
    72,207.54/108,265.17 = 34,692.96/x
  3. Step 3: Cross multiply
    72,207.54x = 108,265.17 × 34,692.96
  4. Step 4: Simplify right side
    72,207.54x = 3,756,039,212.20
  5. Step 5: Solve for x
    x = 3,756,039,212.20/72,207.54
  6. Step 6: Final answer
    x = 52,017.27

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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.