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Finding the Fourth Proportional to 19,035, 28,552.50 and 7,353.18

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Solution

The fourth proportional to 19,035, 28,552.50 and 7,353.18 is: 11,029.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035 : 28,552.50 = 7,353.18 : x
  2. Step 2: Convert to fraction form
    19,035/28,552.50 = 7,353.18/x
  3. Step 3: Cross multiply
    19,035x = 28,552.50 × 7,353.18
  4. Step 4: Simplify right side
    19,035x = 209,951,671.95
  5. Step 5: Solve for x
    x = 209,951,671.95/19,035
  6. Step 6: Final answer
    x = 11,029.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.