Home / 52,872.06-72,956.67-30,212.51

Finding the Fourth Proportional to 52,872.06, 72,956.67 and 30,212.51

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Solution

The fourth proportional to 52,872.06, 72,956.67 and 30,212.51 is: 41,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,872.06 : 72,956.67 = 30,212.51 : x
  2. Step 2: Convert to fraction form
    52,872.06/72,956.67 = 30,212.51/x
  3. Step 3: Cross multiply
    52,872.06x = 72,956.67 × 30,212.51
  4. Step 4: Simplify right side
    52,872.06x = 2,204,203,757.16
  5. Step 5: Solve for x
    x = 2,204,203,757.16/52,872.06
  6. Step 6: Final answer
    x = 41,689.39

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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.