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Finding the Fourth Proportional to 26,684, 36,826.08 and 15,508.16

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Solution

The fourth proportional to 26,684, 36,826.08 and 15,508.16 is: 21,402.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,684 : 36,826.08 = 15,508.16 : x
  2. Step 2: Convert to fraction form
    26,684/36,826.08 = 15,508.16/x
  3. Step 3: Cross multiply
    26,684x = 36,826.08 × 15,508.16
  4. Step 4: Simplify right side
    26,684x = 571,104,740.81
  5. Step 5: Solve for x
    x = 571,104,740.81/26,684
  6. Step 6: Final answer
    x = 21,402.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.