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Finding the Fourth Proportional to 27,031.17, 37,290.07 and 16,954.57

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Solution

The fourth proportional to 27,031.17, 37,290.07 and 16,954.57 is: 23,389.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,031.17 : 37,290.07 = 16,954.57 : x
  2. Step 2: Convert to fraction form
    27,031.17/37,290.07 = 16,954.57/x
  3. Step 3: Cross multiply
    27,031.17x = 37,290.07 × 16,954.57
  4. Step 4: Simplify right side
    27,031.17x = 632,236,960.17
  5. Step 5: Solve for x
    x = 632,236,960.17/27,031.17
  6. Step 6: Final answer
    x = 23,389.18

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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.