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Finding the Fourth Proportional to 24,724.80, 37,087.20 and 17,726.40

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Solution

The fourth proportional to 24,724.80, 37,087.20 and 17,726.40 is: 26,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,724.80 : 37,087.20 = 17,726.40 : x
  2. Step 2: Convert to fraction form
    24,724.80/37,087.20 = 17,726.40/x
  3. Step 3: Cross multiply
    24,724.80x = 37,087.20 × 17,726.40
  4. Step 4: Simplify right side
    24,724.80x = 657,422,542.08
  5. Step 5: Solve for x
    x = 657,422,542.08/24,724.80
  6. Step 6: Final answer
    x = 26,589.60

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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.