Home / 107,550.69-161,180.70-40,954.49

Finding the Fourth Proportional to 107,550.69, 161,180.70 and 40,954.49

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Solution

The fourth proportional to 107,550.69, 161,180.70 and 40,954.49 is: 61,376.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,550.69 : 161,180.70 = 40,954.49 : x
  2. Step 2: Convert to fraction form
    107,550.69/161,180.70 = 40,954.49/x
  3. Step 3: Cross multiply
    107,550.69x = 161,180.70 × 40,954.49
  4. Step 4: Simplify right side
    107,550.69x = 6,601,073,366.34
  5. Step 5: Solve for x
    x = 6,601,073,366.34/107,550.69
  6. Step 6: Final answer
    x = 61,376.39

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1.5x scale

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.