Home / 51,733.82-77,447.63-31,948.76

Finding the Fourth Proportional to 51,733.82, 77,447.63 and 31,948.76

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Solution

The fourth proportional to 51,733.82, 77,447.63 and 31,948.76 is: 47,828.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,733.82 : 77,447.63 = 31,948.76 : x
  2. Step 2: Convert to fraction form
    51,733.82/77,447.63 = 31,948.76/x
  3. Step 3: Cross multiply
    51,733.82x = 77,447.63 × 31,948.76
  4. Step 4: Simplify right side
    51,733.82x = 2,474,355,743.44
  5. Step 5: Solve for x
    x = 2,474,355,743.44/51,733.82
  6. Step 6: Final answer
    x = 47,828.59

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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.