Home / 55,754.62-76,922.53-31,864.28

Finding the Fourth Proportional to 55,754.62, 76,922.53 and 31,864.28

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Solution

The fourth proportional to 55,754.62, 76,922.53 and 31,864.28 is: 43,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,754.62 : 76,922.53 = 31,864.28 : x
  2. Step 2: Convert to fraction form
    55,754.62/76,922.53 = 31,864.28/x
  3. Step 3: Cross multiply
    55,754.62x = 76,922.53 × 31,864.28
  4. Step 4: Simplify right side
    55,754.62x = 2,451,080,569.96
  5. Step 5: Solve for x
    x = 2,451,080,569.96/55,754.62
  6. Step 6: Final answer
    x = 43,961.93

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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.