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Finding the Fourth Proportional to 67,058.67, 92,502.45 and 41,864.43

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Solution

The fourth proportional to 67,058.67, 92,502.45 and 41,864.43 is: 57,748.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,058.67 : 92,502.45 = 41,864.43 : x
  2. Step 2: Convert to fraction form
    67,058.67/92,502.45 = 41,864.43/x
  3. Step 3: Cross multiply
    67,058.67x = 92,502.45 × 41,864.43
  4. Step 4: Simplify right side
    67,058.67x = 3,872,562,342.85
  5. Step 5: Solve for x
    x = 3,872,562,342.85/67,058.67
  6. Step 6: Final answer
    x = 57,748.87

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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.