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Finding the Fourth Proportional to 27,415.44, 37,833.30 and 14,840.18

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Solution

The fourth proportional to 27,415.44, 37,833.30 and 14,840.18 is: 20,479.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,415.44 : 37,833.30 = 14,840.18 : x
  2. Step 2: Convert to fraction form
    27,415.44/37,833.30 = 14,840.18/x
  3. Step 3: Cross multiply
    27,415.44x = 37,833.30 × 14,840.18
  4. Step 4: Simplify right side
    27,415.44x = 561,452,981.99
  5. Step 5: Solve for x
    x = 561,452,981.99/27,415.44
  6. Step 6: Final answer
    x = 20,479.44

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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.