Home / 62,827.15-94,239.42-20,709.76

Finding the Fourth Proportional to 62,827.15, 94,239.42 and 20,709.76

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Solution

The fourth proportional to 62,827.15, 94,239.42 and 20,709.76 is: 31,064.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,827.15 : 94,239.42 = 20,709.76 : x
  2. Step 2: Convert to fraction form
    62,827.15/94,239.42 = 20,709.76/x
  3. Step 3: Cross multiply
    62,827.15x = 94,239.42 × 20,709.76
  4. Step 4: Simplify right side
    62,827.15x = 1,951,675,770.74
  5. Step 5: Solve for x
    x = 1,951,675,770.74/62,827.15
  6. Step 6: Final answer
    x = 31,064.21

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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.