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Finding the Fourth Proportional to 69,549.73, 96,015.84 and 54,410.22

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Solution

The fourth proportional to 69,549.73, 96,015.84 and 54,410.22 is: 75,115.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,549.73 : 96,015.84 = 54,410.22 : x
  2. Step 2: Convert to fraction form
    69,549.73/96,015.84 = 54,410.22/x
  3. Step 3: Cross multiply
    69,549.73x = 96,015.84 × 54,410.22
  4. Step 4: Simplify right side
    69,549.73x = 5,224,242,977.88
  5. Step 5: Solve for x
    x = 5,224,242,977.88/69,549.73
  6. Step 6: Final answer
    x = 75,115.22

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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.