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Finding the Fourth Proportional to 17,990.63, 24,827.06 and 10,538.63

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Solution

The fourth proportional to 17,990.63, 24,827.06 and 10,538.63 is: 14,543.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,990.63 : 24,827.06 = 10,538.63 : x
  2. Step 2: Convert to fraction form
    17,990.63/24,827.06 = 10,538.63/x
  3. Step 3: Cross multiply
    17,990.63x = 24,827.06 × 10,538.63
  4. Step 4: Simplify right side
    17,990.63x = 261,643,101.54
  5. Step 5: Solve for x
    x = 261,643,101.54/17,990.63
  6. Step 6: Final answer
    x = 14,543.30

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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.