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Finding the Fourth Proportional to 19,177, 26,465.70 and 10,793.32

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Solution

The fourth proportional to 19,177, 26,465.70 and 10,793.32 is: 14,895.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,177 : 26,465.70 = 10,793.32 : x
  2. Step 2: Convert to fraction form
    19,177/26,465.70 = 10,793.32/x
  3. Step 3: Cross multiply
    19,177x = 26,465.70 × 10,793.32
  4. Step 4: Simplify right side
    19,177x = 285,652,769.12
  5. Step 5: Solve for x
    x = 285,652,769.12/19,177
  6. Step 6: Final answer
    x = 14,895.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.