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Finding the Fourth Proportional to 23,593.55, 32,519.07 and 15,621.93

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Solution

The fourth proportional to 23,593.55, 32,519.07 and 15,621.93 is: 21,531.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,593.55 : 32,519.07 = 15,621.93 : x
  2. Step 2: Convert to fraction form
    23,593.55/32,519.07 = 15,621.93/x
  3. Step 3: Cross multiply
    23,593.55x = 32,519.07 × 15,621.93
  4. Step 4: Simplify right side
    23,593.55x = 508,010,635.21
  5. Step 5: Solve for x
    x = 508,010,635.21/23,593.55
  6. Step 6: Final answer
    x = 21,531.76

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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.