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Finding the Fourth Proportional to 69,725.60, 96,220.84 and 37,893.68

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Solution

The fourth proportional to 69,725.60, 96,220.84 and 37,893.68 is: 52,293.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,725.60 : 96,220.84 = 37,893.68 : x
  2. Step 2: Convert to fraction form
    69,725.60/96,220.84 = 37,893.68/x
  3. Step 3: Cross multiply
    69,725.60x = 96,220.84 × 37,893.68
  4. Step 4: Simplify right side
    69,725.60x = 3,646,161,720.29
  5. Step 5: Solve for x
    x = 3,646,161,720.29/69,725.60
  6. Step 6: Final answer
    x = 52,293.01

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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.