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Finding the Fourth Proportional to 69,454.60, 95,847.81 and 37,623.50

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Solution

The fourth proportional to 69,454.60, 95,847.81 and 37,623.50 is: 51,920.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,454.60 : 95,847.81 = 37,623.50 : x
  2. Step 2: Convert to fraction form
    69,454.60/95,847.81 = 37,623.50/x
  3. Step 3: Cross multiply
    69,454.60x = 95,847.81 × 37,623.50
  4. Step 4: Simplify right side
    69,454.60x = 3,606,130,079.54
  5. Step 5: Solve for x
    x = 3,606,130,079.54/69,454.60
  6. Step 6: Final answer
    x = 51,920.68

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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.