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Finding the Fourth Proportional to 27,002, 37,258.80 and 15,064.40

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Solution

The fourth proportional to 27,002, 37,258.80 and 15,064.40 is: 20,786.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,002 : 37,258.80 = 15,064.40 : x
  2. Step 2: Convert to fraction form
    27,002/37,258.80 = 15,064.40/x
  3. Step 3: Cross multiply
    27,002x = 37,258.80 × 15,064.40
  4. Step 4: Simplify right side
    27,002x = 561,281,466.72
  5. Step 5: Solve for x
    x = 561,281,466.72/27,002
  6. Step 6: Final answer
    x = 20,786.66

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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.