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Finding the Fourth Proportional to 104,694.93, 144,482.81 and 59,991.57

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Solution

The fourth proportional to 104,694.93, 144,482.81 and 59,991.57 is: 82,790.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,694.93 : 144,482.81 = 59,991.57 : x
  2. Step 2: Convert to fraction form
    104,694.93/144,482.81 = 59,991.57/x
  3. Step 3: Cross multiply
    104,694.93x = 144,482.81 × 59,991.57
  4. Step 4: Simplify right side
    104,694.93x = 8,667,750,309.95
  5. Step 5: Solve for x
    x = 8,667,750,309.95/104,694.93
  6. Step 6: Final answer
    x = 82,790.54

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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.