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Finding the Fourth Proportional to 34,087, 47,040.08 and 19,183

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Solution

The fourth proportional to 34,087, 47,040.08 and 19,183 is: 26,472.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,087 : 47,040.08 = 19,183 : x
  2. Step 2: Convert to fraction form
    34,087/47,040.08 = 19,183/x
  3. Step 3: Cross multiply
    34,087x = 47,040.08 × 19,183
  4. Step 4: Simplify right side
    34,087x = 902,369,854.64
  5. Step 5: Solve for x
    x = 902,369,854.64/34,087
  6. Step 6: Final answer
    x = 26,472.55

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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.