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Finding the Fourth Proportional to 150,352.68, 225,550.08 and 61,618.80

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Solution

The fourth proportional to 150,352.68, 225,550.08 and 61,618.80 is: 92,436.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,352.68 : 225,550.08 = 61,618.80 : x
  2. Step 2: Convert to fraction form
    150,352.68/225,550.08 = 61,618.80/x
  3. Step 3: Cross multiply
    150,352.68x = 225,550.08 × 61,618.80
  4. Step 4: Simplify right side
    150,352.68x = 13,898,125,269.50
  5. Step 5: Solve for x
    x = 13,898,125,269.50/150,352.68
  6. Step 6: Final answer
    x = 92,436.83

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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.