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Finding the Fourth Proportional to 91,044.46, 136,561.83 and 34,911.46

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Solution

The fourth proportional to 91,044.46, 136,561.83 and 34,911.46 is: 52,365.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,044.46 : 136,561.83 = 34,911.46 : x
  2. Step 2: Convert to fraction form
    91,044.46/136,561.83 = 34,911.46/x
  3. Step 3: Cross multiply
    91,044.46x = 136,561.83 × 34,911.46
  4. Step 4: Simplify right side
    91,044.46x = 4,767,572,865.57
  5. Step 5: Solve for x
    x = 4,767,572,865.57/91,044.46
  6. Step 6: Final answer
    x = 52,365.33

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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.