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Finding the Fourth Proportional to 104,908.96, 144,769.36 and 59,580.96

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Solution

The fourth proportional to 104,908.96, 144,769.36 and 59,580.96 is: 82,218.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,908.96 : 144,769.36 = 59,580.96 : x
  2. Step 2: Convert to fraction form
    104,908.96/144,769.36 = 59,580.96/x
  3. Step 3: Cross multiply
    104,908.96x = 144,769.36 × 59,580.96
  4. Step 4: Simplify right side
    104,908.96x = 8,625,497,447.39
  5. Step 5: Solve for x
    x = 8,625,497,447.39/104,908.96
  6. Step 6: Final answer
    x = 82,218.88

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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.