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Finding the Fourth Proportional to 69,450.80, 95,842.08 and 37,619.70

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Solution

The fourth proportional to 69,450.80, 95,842.08 and 37,619.70 is: 51,915.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,450.80 : 95,842.08 = 37,619.70 : x
  2. Step 2: Convert to fraction form
    69,450.80/95,842.08 = 37,619.70/x
  3. Step 3: Cross multiply
    69,450.80x = 95,842.08 × 37,619.70
  4. Step 4: Simplify right side
    69,450.80x = 3,605,550,296.98
  5. Step 5: Solve for x
    x = 3,605,550,296.98/69,450.80
  6. Step 6: Final answer
    x = 51,915.17

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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.