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Finding the Fourth Proportional to 62,600.80, 93,998.40 and 36,356.80

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Solution

The fourth proportional to 62,600.80, 93,998.40 and 36,356.80 is: 54,591.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,600.80 : 93,998.40 = 36,356.80 : x
  2. Step 2: Convert to fraction form
    62,600.80/93,998.40 = 36,356.80/x
  3. Step 3: Cross multiply
    62,600.80x = 93,998.40 × 36,356.80
  4. Step 4: Simplify right side
    62,600.80x = 3,417,481,029.12
  5. Step 5: Solve for x
    x = 3,417,481,029.12/62,600.80
  6. Step 6: Final answer
    x = 54,591.65

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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.