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Finding the Fourth Proportional to 27,252.86, 37,607.22 and 15,316.02

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Solution

The fourth proportional to 27,252.86, 37,607.22 and 15,316.02 is: 21,135.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,252.86 : 37,607.22 = 15,316.02 : x
  2. Step 2: Convert to fraction form
    27,252.86/37,607.22 = 15,316.02/x
  3. Step 3: Cross multiply
    27,252.86x = 37,607.22 × 15,316.02
  4. Step 4: Simplify right side
    27,252.86x = 575,992,933.66
  5. Step 5: Solve for x
    x = 575,992,933.66/27,252.86
  6. Step 6: Final answer
    x = 21,135.14

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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.