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Finding the Fourth Proportional to 27,073, 37,358.34 and 15,132.52

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Solution

The fourth proportional to 27,073, 37,358.34 and 15,132.52 is: 20,881.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,073 : 37,358.34 = 15,132.52 : x
  2. Step 2: Convert to fraction form
    27,073/37,358.34 = 15,132.52/x
  3. Step 3: Cross multiply
    27,073x = 37,358.34 × 15,132.52
  4. Step 4: Simplify right side
    27,073x = 565,325,827.22
  5. Step 5: Solve for x
    x = 565,325,827.22/27,073
  6. Step 6: Final answer
    x = 20,881.54

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Why These Related Problems?

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