Home / 144,167.31-198,961.88-106,101.14

Finding the Fourth Proportional to 144,167.31, 198,961.88 and 106,101.14

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Solution

The fourth proportional to 144,167.31, 198,961.88 and 106,101.14 is: 146,427.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,167.31 : 198,961.88 = 106,101.14 : x
  2. Step 2: Convert to fraction form
    144,167.31/198,961.88 = 106,101.14/x
  3. Step 3: Cross multiply
    144,167.31x = 198,961.88 × 106,101.14
  4. Step 4: Simplify right side
    144,167.31x = 21,110,080,759.23
  5. Step 5: Solve for x
    x = 21,110,080,759.23/144,167.31
  6. Step 6: Final answer
    x = 146,427.65

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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.