Home / 197,589.62-272,672.89-106,947.12

Finding the Fourth Proportional to 197,589.62, 272,672.89 and 106,947.12

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Solution

The fourth proportional to 197,589.62, 272,672.89 and 106,947.12 is: 147,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,589.62 : 272,672.89 = 106,947.12 : x
  2. Step 2: Convert to fraction form
    197,589.62/272,672.89 = 106,947.12/x
  3. Step 3: Cross multiply
    197,589.62x = 272,672.89 × 106,947.12
  4. Step 4: Simplify right side
    197,589.62x = 29,161,580,287.58
  5. Step 5: Solve for x
    x = 29,161,580,287.58/197,589.62
  6. Step 6: Final answer
    x = 147,586.60

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1.5x scale

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.