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Finding the Fourth Proportional to 15,593.88, 23,392.04 and 5,205.64

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Solution

The fourth proportional to 15,593.88, 23,392.04 and 5,205.64 is: 7,808.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,593.88 : 23,392.04 = 5,205.64 : x
  2. Step 2: Convert to fraction form
    15,593.88/23,392.04 = 5,205.64/x
  3. Step 3: Cross multiply
    15,593.88x = 23,392.04 × 5,205.64
  4. Step 4: Simplify right side
    15,593.88x = 121,770,539.11
  5. Step 5: Solve for x
    x = 121,770,539.11/15,593.88
  6. Step 6: Final answer
    x = 7,808.87

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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.