Home / 106,601.54-159,874.43-31,701.51

Finding the Fourth Proportional to 106,601.54, 159,874.43 and 31,701.51

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Solution

The fourth proportional to 106,601.54, 159,874.43 and 31,701.51 is: 47,543.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,601.54 : 159,874.43 = 31,701.51 : x
  2. Step 2: Convert to fraction form
    106,601.54/159,874.43 = 31,701.51/x
  3. Step 3: Cross multiply
    106,601.54x = 159,874.43 × 31,701.51
  4. Step 4: Simplify right side
    106,601.54x = 5,068,260,682.88
  5. Step 5: Solve for x
    x = 5,068,260,682.88/106,601.54
  6. Step 6: Final answer
    x = 47,543.97

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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.