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Finding the Fourth Proportional to 106,759.50, 147,327.03 and 59,010.54

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Solution

The fourth proportional to 106,759.50, 147,327.03 and 59,010.54 is: 81,433.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,759.50 : 147,327.03 = 59,010.54 : x
  2. Step 2: Convert to fraction form
    106,759.50/147,327.03 = 59,010.54/x
  3. Step 3: Cross multiply
    106,759.50x = 147,327.03 × 59,010.54
  4. Step 4: Simplify right side
    106,759.50x = 8,693,847,596.90
  5. Step 5: Solve for x
    x = 8,693,847,596.90/106,759.50
  6. Step 6: Final answer
    x = 81,433.95

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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.