Home / 192,439.20-265,555.36-106,393.16

Finding the Fourth Proportional to 192,439.20, 265,555.36 and 106,393.16

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Solution

The fourth proportional to 192,439.20, 265,555.36 and 106,393.16 is: 146,816.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,439.20 : 265,555.36 = 106,393.16 : x
  2. Step 2: Convert to fraction form
    192,439.20/265,555.36 = 106,393.16/x
  3. Step 3: Cross multiply
    192,439.20x = 265,555.36 × 106,393.16
  4. Step 4: Simplify right side
    192,439.20x = 28,253,275,599.01
  5. Step 5: Solve for x
    x = 28,253,275,599.01/192,439.20
  6. Step 6: Final answer
    x = 146,816.63

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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.