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Finding the Fourth Proportional to 123,703.29, 185,555.12 and 44,799.03

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Solution

The fourth proportional to 123,703.29, 185,555.12 and 44,799.03 is: 67,198.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,703.29 : 185,555.12 = 44,799.03 : x
  2. Step 2: Convert to fraction form
    123,703.29/185,555.12 = 44,799.03/x
  3. Step 3: Cross multiply
    123,703.29x = 185,555.12 × 44,799.03
  4. Step 4: Simplify right side
    123,703.29x = 8,312,689,163.54
  5. Step 5: Solve for x
    x = 8,312,689,163.54/123,703.29
  6. Step 6: Final answer
    x = 67,198.61

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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.