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Finding the Fourth Proportional to 60,507.10, 83,487.81 and 36,636

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Solution

The fourth proportional to 60,507.10, 83,487.81 and 36,636 is: 50,550.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,507.10 : 83,487.81 = 36,636 : x
  2. Step 2: Convert to fraction form
    60,507.10/83,487.81 = 36,636/x
  3. Step 3: Cross multiply
    60,507.10x = 83,487.81 × 36,636
  4. Step 4: Simplify right side
    60,507.10x = 3,058,659,407.16
  5. Step 5: Solve for x
    x = 3,058,659,407.16/60,507.10
  6. Step 6: Final answer
    x = 50,550.42

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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.