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Finding the Fourth Proportional to 39,323.96, 58,994.70 and 14,363.97

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Solution

The fourth proportional to 39,323.96, 58,994.70 and 14,363.97 is: 21,549.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,323.96 : 58,994.70 = 14,363.97 : x
  2. Step 2: Convert to fraction form
    39,323.96/58,994.70 = 14,363.97/x
  3. Step 3: Cross multiply
    39,323.96x = 58,994.70 × 14,363.97
  4. Step 4: Simplify right side
    39,323.96x = 847,398,100.96
  5. Step 5: Solve for x
    x = 847,398,100.96/39,323.96
  6. Step 6: Final answer
    x = 21,549.16

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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.