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Finding the Fourth Proportional to 104,984.80, 144,846.48 and 59,660.80

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Solution

The fourth proportional to 104,984.80, 144,846.48 and 59,660.80 is: 82,313.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,984.80 : 144,846.48 = 59,660.80 : x
  2. Step 2: Convert to fraction form
    104,984.80/144,846.48 = 59,660.80/x
  3. Step 3: Cross multiply
    104,984.80x = 144,846.48 × 59,660.80
  4. Step 4: Simplify right side
    104,984.80x = 8,641,656,873.98
  5. Step 5: Solve for x
    x = 8,641,656,873.98/104,984.80
  6. Step 6: Final answer
    x = 82,313.41

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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.