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Finding the Fourth Proportional to 69,636.76, 96,097.74 and 37,806.88

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Solution

The fourth proportional to 69,636.76, 96,097.74 and 37,806.88 is: 52,172.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,636.76 : 96,097.74 = 37,806.88 : x
  2. Step 2: Convert to fraction form
    69,636.76/96,097.74 = 37,806.88/x
  3. Step 3: Cross multiply
    69,636.76x = 96,097.74 × 37,806.88
  4. Step 4: Simplify right side
    69,636.76x = 3,633,155,724.45
  5. Step 5: Solve for x
    x = 3,633,155,724.45/69,636.76
  6. Step 6: Final answer
    x = 52,172.96

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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.