Home / 195,530.68-269,832.36-106,106.68

Finding the Fourth Proportional to 195,530.68, 269,832.36 and 106,106.68

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Solution

The fourth proportional to 195,530.68, 269,832.36 and 106,106.68 is: 146,427.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,530.68 : 269,832.36 = 106,106.68 : x
  2. Step 2: Convert to fraction form
    195,530.68/269,832.36 = 106,106.68/x
  3. Step 3: Cross multiply
    195,530.68x = 269,832.36 × 106,106.68
  4. Step 4: Simplify right side
    195,530.68x = 28,631,015,876.16
  5. Step 5: Solve for x
    x = 28,631,015,876.16/195,530.68
  6. Step 6: Final answer
    x = 146,427.23

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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.