Home / 195,614.21-269,951.04-109,572.45

Finding the Fourth Proportional to 195,614.21, 269,951.04 and 109,572.45

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Solution

The fourth proportional to 195,614.21, 269,951.04 and 109,572.45 is: 151,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,614.21 : 269,951.04 = 109,572.45 : x
  2. Step 2: Convert to fraction form
    195,614.21/269,951.04 = 109,572.45/x
  3. Step 3: Cross multiply
    195,614.21x = 269,951.04 × 109,572.45
  4. Step 4: Simplify right side
    195,614.21x = 29,579,194,935.23
  5. Step 5: Solve for x
    x = 29,579,194,935.23/195,614.21
  6. Step 6: Final answer
    x = 151,211.89

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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.