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Finding the Fourth Proportional to 19,156, 26,435.02 and 10,772.52

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Solution

The fourth proportional to 19,156, 26,435.02 and 10,772.52 is: 14,865.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,156 : 26,435.02 = 10,772.52 : x
  2. Step 2: Convert to fraction form
    19,156/26,435.02 = 10,772.52/x
  3. Step 3: Cross multiply
    19,156x = 26,435.02 × 10,772.52
  4. Step 4: Simplify right side
    19,156x = 284,771,781.65
  5. Step 5: Solve for x
    x = 284,771,781.65/19,156
  6. Step 6: Final answer
    x = 14,865.93

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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.