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Finding the Fourth Proportional to 23,653.44, 32,639.12 and 13,041

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Solution

The fourth proportional to 23,653.44, 32,639.12 and 13,041 is: 17,995.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,653.44 : 32,639.12 = 13,041 : x
  2. Step 2: Convert to fraction form
    23,653.44/32,639.12 = 13,041/x
  3. Step 3: Cross multiply
    23,653.44x = 32,639.12 × 13,041
  4. Step 4: Simplify right side
    23,653.44x = 425,646,763.92
  5. Step 5: Solve for x
    x = 425,646,763.92/23,653.44
  6. Step 6: Final answer
    x = 17,995.13

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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.