Home / 154,865.28-232,297.20-102,262.20

Finding the Fourth Proportional to 154,865.28, 232,297.20 and 102,262.20

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Solution

The fourth proportional to 154,865.28, 232,297.20 and 102,262.20 is: 153,392.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,865.28 : 232,297.20 = 102,262.20 : x
  2. Step 2: Convert to fraction form
    154,865.28/232,297.20 = 102,262.20/x
  3. Step 3: Cross multiply
    154,865.28x = 232,297.20 × 102,262.20
  4. Step 4: Simplify right side
    154,865.28x = 23,755,222,725.84
  5. Step 5: Solve for x
    x = 23,755,222,725.84/154,865.28
  6. Step 6: Final answer
    x = 153,392.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.