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Finding the Fourth Proportional to 69,206.22, 95,497.76 and 38,996.92

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Solution

The fourth proportional to 69,206.22, 95,497.76 and 38,996.92 is: 53,811.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,206.22 : 95,497.76 = 38,996.92 : x
  2. Step 2: Convert to fraction form
    69,206.22/95,497.76 = 38,996.92/x
  3. Step 3: Cross multiply
    69,206.22x = 95,497.76 × 38,996.92
  4. Step 4: Simplify right side
    69,206.22x = 3,724,118,506.90
  5. Step 5: Solve for x
    x = 3,724,118,506.90/69,206.22
  6. Step 6: Final answer
    x = 53,811.90

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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.