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Finding the Fourth Proportional to 115,704.45, 173,569.43 and 36,800.22

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Solution

The fourth proportional to 115,704.45, 173,569.43 and 36,800.22 is: 55,204.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,704.45 : 173,569.43 = 36,800.22 : x
  2. Step 2: Convert to fraction form
    115,704.45/173,569.43 = 36,800.22/x
  3. Step 3: Cross multiply
    115,704.45x = 173,569.43 × 36,800.22
  4. Step 4: Simplify right side
    115,704.45x = 6,387,393,952.16
  5. Step 5: Solve for x
    x = 6,387,393,952.16/115,704.45
  6. Step 6: Final answer
    x = 55,204.39

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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.