Home / 193,685.22-290,546.71-75,366.18

Finding the Fourth Proportional to 193,685.22, 290,546.71 and 75,366.18

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Solution

The fourth proportional to 193,685.22, 290,546.71 and 75,366.18 is: 113,056.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,685.22 : 290,546.71 = 75,366.18 : x
  2. Step 2: Convert to fraction form
    193,685.22/290,546.71 = 75,366.18/x
  3. Step 3: Cross multiply
    193,685.22x = 290,546.71 × 75,366.18
  4. Step 4: Simplify right side
    193,685.22x = 21,897,395,644.27
  5. Step 5: Solve for x
    x = 21,897,395,644.27/193,685.22
  6. Step 6: Final answer
    x = 113,056.62

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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.