Home / 51,848.82-77,710.19-28,100.05

Finding the Fourth Proportional to 51,848.82, 77,710.19 and 28,100.05

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Solution

The fourth proportional to 51,848.82, 77,710.19 and 28,100.05 is: 42,115.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,848.82 : 77,710.19 = 28,100.05 : x
  2. Step 2: Convert to fraction form
    51,848.82/77,710.19 = 28,100.05/x
  3. Step 3: Cross multiply
    51,848.82x = 77,710.19 × 28,100.05
  4. Step 4: Simplify right side
    51,848.82x = 2,183,659,889.73
  5. Step 5: Solve for x
    x = 2,183,659,889.73/51,848.82
  6. Step 6: Final answer
    x = 42,115.90

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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.