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Finding the Fourth Proportional to 61,238.34, 91,833.90 and 23,793.49

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Solution

The fourth proportional to 61,238.34, 91,833.90 and 23,793.49 is: 35,681.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,238.34 : 91,833.90 = 23,793.49 : x
  2. Step 2: Convert to fraction form
    61,238.34/91,833.90 = 23,793.49/x
  3. Step 3: Cross multiply
    61,238.34x = 91,833.90 × 23,793.49
  4. Step 4: Simplify right side
    61,238.34x = 2,185,048,462.66
  5. Step 5: Solve for x
    x = 2,185,048,462.66/61,238.34
  6. Step 6: Final answer
    x = 35,681.05

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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.