Home / 195,642.38-269,996.56-109,596.22

Finding the Fourth Proportional to 195,642.38, 269,996.56 and 109,596.22

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Solution

The fourth proportional to 195,642.38, 269,996.56 and 109,596.22 is: 151,248.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,642.38 : 269,996.56 = 109,596.22 : x
  2. Step 2: Convert to fraction form
    195,642.38/269,996.56 = 109,596.22/x
  3. Step 3: Cross multiply
    195,642.38x = 269,996.56 × 109,596.22
  4. Step 4: Simplify right side
    195,642.38x = 29,590,602,389.00
  5. Step 5: Solve for x
    x = 29,590,602,389.00/195,642.38
  6. Step 6: Final answer
    x = 151,248.43

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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.