Home / 192,439.39-265,561.67-106,396.15

Finding the Fourth Proportional to 192,439.39, 265,561.67 and 106,396.15

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Solution

The fourth proportional to 192,439.39, 265,561.67 and 106,396.15 is: 146,824.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,439.39 : 265,561.67 = 106,396.15 : x
  2. Step 2: Convert to fraction form
    192,439.39/265,561.67 = 106,396.15/x
  3. Step 3: Cross multiply
    192,439.39x = 265,561.67 × 106,396.15
  4. Step 4: Simplify right side
    192,439.39x = 28,254,737,415.78
  5. Step 5: Solve for x
    x = 28,254,737,415.78/192,439.39
  6. Step 6: Final answer
    x = 146,824.09

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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.