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Finding the Fourth Proportional to 65,135.64, 97,793.88 and 33,568.32

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Solution

The fourth proportional to 65,135.64, 97,793.88 and 33,568.32 is: 50,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,135.64 : 97,793.88 = 33,568.32 : x
  2. Step 2: Convert to fraction form
    65,135.64/97,793.88 = 33,568.32/x
  3. Step 3: Cross multiply
    65,135.64x = 97,793.88 × 33,568.32
  4. Step 4: Simplify right side
    65,135.64x = 3,282,776,257.88
  5. Step 5: Solve for x
    x = 3,282,776,257.88/65,135.64
  6. Step 6: Final answer
    x = 50,399.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.