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Finding the Fourth Proportional to 40,058, 60,086.98 and 13,762.56

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Solution

The fourth proportional to 40,058, 60,086.98 and 13,762.56 is: 20,643.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,058 : 60,086.98 = 13,762.56 : x
  2. Step 2: Convert to fraction form
    40,058/60,086.98 = 13,762.56/x
  3. Step 3: Cross multiply
    40,058x = 60,086.98 × 13,762.56
  4. Step 4: Simplify right side
    40,058x = 826,950,667.47
  5. Step 5: Solve for x
    x = 826,950,667.47/40,058
  6. Step 6: Final answer
    x = 20,643.83

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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.