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Finding the Fourth Proportional to 75,999.74, 104,876.51 and 44,166.20

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Solution

The fourth proportional to 75,999.74, 104,876.51 and 44,166.20 is: 60,947.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,999.74 : 104,876.51 = 44,166.20 : x
  2. Step 2: Convert to fraction form
    75,999.74/104,876.51 = 44,166.20/x
  3. Step 3: Cross multiply
    75,999.74x = 104,876.51 × 44,166.20
  4. Step 4: Simplify right side
    75,999.74x = 4,631,996,170.75
  5. Step 5: Solve for x
    x = 4,631,996,170.75/75,999.74
  6. Step 6: Final answer
    x = 60,947.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.