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Finding the Fourth Proportional to 24,417.80, 36,626.70 and 18,512.90

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Solution

The fourth proportional to 24,417.80, 36,626.70 and 18,512.90 is: 27,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,417.80 : 36,626.70 = 18,512.90 : x
  2. Step 2: Convert to fraction form
    24,417.80/36,626.70 = 18,512.90/x
  3. Step 3: Cross multiply
    24,417.80x = 36,626.70 × 18,512.90
  4. Step 4: Simplify right side
    24,417.80x = 678,066,434.43
  5. Step 5: Solve for x
    x = 678,066,434.43/24,417.80
  6. Step 6: Final answer
    x = 27,769.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.