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Finding the Fourth Proportional to 69,441.56, 104,300.75 and 65,524.79

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Solution

The fourth proportional to 69,441.56, 104,300.75 and 65,524.79 is: 98,417.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,441.56 : 104,300.75 = 65,524.79 : x
  2. Step 2: Convert to fraction form
    69,441.56/104,300.75 = 65,524.79/x
  3. Step 3: Cross multiply
    69,441.56x = 104,300.75 × 65,524.79
  4. Step 4: Simplify right side
    69,441.56x = 6,834,283,891.46
  5. Step 5: Solve for x
    x = 6,834,283,891.46/69,441.56
  6. Step 6: Final answer
    x = 98,417.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.