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Finding the Fourth Proportional to 40,313.43, 60,470.13 and 14,018.16

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Solution

The fourth proportional to 40,313.43, 60,470.13 and 14,018.16 is: 21,027.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,313.43 : 60,470.13 = 14,018.16 : x
  2. Step 2: Convert to fraction form
    40,313.43/60,470.13 = 14,018.16/x
  3. Step 3: Cross multiply
    40,313.43x = 60,470.13 × 14,018.16
  4. Step 4: Simplify right side
    40,313.43x = 847,679,957.56
  5. Step 5: Solve for x
    x = 847,679,957.56/40,313.43
  6. Step 6: Final answer
    x = 21,027.23

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.