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Finding the Fourth Proportional to 29,599.05, 40,839.98 and 17,660.07

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Solution

The fourth proportional to 29,599.05, 40,839.98 and 17,660.07 is: 24,366.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,599.05 : 40,839.98 = 17,660.07 : x
  2. Step 2: Convert to fraction form
    29,599.05/40,839.98 = 17,660.07/x
  3. Step 3: Cross multiply
    29,599.05x = 40,839.98 × 17,660.07
  4. Step 4: Simplify right side
    29,599.05x = 721,236,817.30
  5. Step 5: Solve for x
    x = 721,236,817.30/29,599.05
  6. Step 6: Final answer
    x = 24,366.89

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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.