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Finding the Fourth Proportional to 15,095.84, 20,853.27 and 14,357.75

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Solution

The fourth proportional to 15,095.84, 20,853.27 and 14,357.75 is: 19,833.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,095.84 : 20,853.27 = 14,357.75 : x
  2. Step 2: Convert to fraction form
    15,095.84/20,853.27 = 14,357.75/x
  3. Step 3: Cross multiply
    15,095.84x = 20,853.27 × 14,357.75
  4. Step 4: Simplify right side
    15,095.84x = 299,405,933.08
  5. Step 5: Solve for x
    x = 299,405,933.08/15,095.84
  6. Step 6: Final answer
    x = 19,833.68

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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.