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Finding the Fourth Proportional to 67,677.53, 101,488.34 and 25,550.44

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Solution

The fourth proportional to 67,677.53, 101,488.34 and 25,550.44 is: 38,315.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,677.53 : 101,488.34 = 25,550.44 : x
  2. Step 2: Convert to fraction form
    67,677.53/101,488.34 = 25,550.44/x
  3. Step 3: Cross multiply
    67,677.53x = 101,488.34 × 25,550.44
  4. Step 4: Simplify right side
    67,677.53x = 2,593,071,552.02
  5. Step 5: Solve for x
    x = 2,593,071,552.02/67,677.53
  6. Step 6: Final answer
    x = 38,315.11

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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.