Home / 144,119.27-198,886.57-79,592.87

Finding the Fourth Proportional to 144,119.27, 198,886.57 and 79,592.87

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Solution

The fourth proportional to 144,119.27, 198,886.57 and 79,592.87 is: 109,839.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,119.27 : 198,886.57 = 79,592.87 : x
  2. Step 2: Convert to fraction form
    144,119.27/198,886.57 = 79,592.87/x
  3. Step 3: Cross multiply
    144,119.27x = 198,886.57 × 79,592.87
  4. Step 4: Simplify right side
    144,119.27x = 15,829,951,717.34
  5. Step 5: Solve for x
    x = 15,829,951,717.34/144,119.27
  6. Step 6: Final answer
    x = 109,839.24

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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.