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Finding the Fourth Proportional to 18,448.40, 27,599.70 and 16,010.30

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Solution

The fourth proportional to 18,448.40, 27,599.70 and 16,010.30 is: 23,952.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448.40 : 27,599.70 = 16,010.30 : x
  2. Step 2: Convert to fraction form
    18,448.40/27,599.70 = 16,010.30/x
  3. Step 3: Cross multiply
    18,448.40x = 27,599.70 × 16,010.30
  4. Step 4: Simplify right side
    18,448.40x = 441,879,476.91
  5. Step 5: Solve for x
    x = 441,879,476.91/18,448.40
  6. Step 6: Final answer
    x = 23,952.18

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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.