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Finding the Fourth Proportional to 27,295.46, 37,669.95 and 15,358.10

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Solution

The fourth proportional to 27,295.46, 37,669.95 and 15,358.10 is: 21,195.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,295.46 : 37,669.95 = 15,358.10 : x
  2. Step 2: Convert to fraction form
    27,295.46/37,669.95 = 15,358.10/x
  3. Step 3: Cross multiply
    27,295.46x = 37,669.95 × 15,358.10
  4. Step 4: Simplify right side
    27,295.46x = 578,538,859.10
  5. Step 5: Solve for x
    x = 578,538,859.10/27,295.46
  6. Step 6: Final answer
    x = 21,195.42

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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.