Home / 55,616.72-83,341.32-33,405.68

Finding the Fourth Proportional to 55,616.72, 83,341.32 and 33,405.68

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Solution

The fourth proportional to 55,616.72, 83,341.32 and 33,405.68 is: 50,058.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,616.72 : 83,341.32 = 33,405.68 : x
  2. Step 2: Convert to fraction form
    55,616.72/83,341.32 = 33,405.68/x
  3. Step 3: Cross multiply
    55,616.72x = 83,341.32 × 33,405.68
  4. Step 4: Simplify right side
    55,616.72x = 2,784,073,466.70
  5. Step 5: Solve for x
    x = 2,784,073,466.70/55,616.72
  6. Step 6: Final answer
    x = 50,058.21

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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.