Home / 154,491.06-230,578.28-144,401.97

Finding the Fourth Proportional to 154,491.06, 230,578.28 and 144,401.97

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Solution

The fourth proportional to 154,491.06, 230,578.28 and 144,401.97 is: 215,520.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,491.06 : 230,578.28 = 144,401.97 : x
  2. Step 2: Convert to fraction form
    154,491.06/230,578.28 = 144,401.97/x
  3. Step 3: Cross multiply
    154,491.06x = 230,578.28 × 144,401.97
  4. Step 4: Simplify right side
    154,491.06x = 33,295,957,871.21
  5. Step 5: Solve for x
    x = 33,295,957,871.21/154,491.06
  6. Step 6: Final answer
    x = 215,520.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.