Home / 74,161.79-111,209.46-44,190.17

Finding the Fourth Proportional to 74,161.79, 111,209.46 and 44,190.17

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Solution

The fourth proportional to 74,161.79, 111,209.46 and 44,190.17 is: 66,265.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,161.79 : 111,209.46 = 44,190.17 : x
  2. Step 2: Convert to fraction form
    74,161.79/111,209.46 = 44,190.17/x
  3. Step 3: Cross multiply
    74,161.79x = 111,209.46 × 44,190.17
  4. Step 4: Simplify right side
    74,161.79x = 4,914,364,943.01
  5. Step 5: Solve for x
    x = 4,914,364,943.01/74,161.79
  6. Step 6: Final answer
    x = 66,265.46

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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.