Home / 154,644.25-231,848.04-107,122.76

Finding the Fourth Proportional to 154,644.25, 231,848.04 and 107,122.76

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Solution

The fourth proportional to 154,644.25, 231,848.04 and 107,122.76 is: 160,602.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,644.25 : 231,848.04 = 107,122.76 : x
  2. Step 2: Convert to fraction form
    154,644.25/231,848.04 = 107,122.76/x
  3. Step 3: Cross multiply
    154,644.25x = 231,848.04 × 107,122.76
  4. Step 4: Simplify right side
    154,644.25x = 24,836,201,945.39
  5. Step 5: Solve for x
    x = 24,836,201,945.39/154,644.25
  6. Step 6: Final answer
    x = 160,602.17

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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.