Home / 77,024.05-106,286.38-43,027.95

Finding the Fourth Proportional to 77,024.05, 106,286.38 and 43,027.95

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Solution

The fourth proportional to 77,024.05, 106,286.38 and 43,027.95 is: 59,374.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,024.05 : 106,286.38 = 43,027.95 : x
  2. Step 2: Convert to fraction form
    77,024.05/106,286.38 = 43,027.95/x
  3. Step 3: Cross multiply
    77,024.05x = 106,286.38 × 43,027.95
  4. Step 4: Simplify right side
    77,024.05x = 4,573,285,044.32
  5. Step 5: Solve for x
    x = 4,573,285,044.32/77,024.05
  6. Step 6: Final answer
    x = 59,374.77

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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.