Home / 87,160.73-130,626.21-34,541.51

Finding the Fourth Proportional to 87,160.73, 130,626.21 and 34,541.51

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Solution

The fourth proportional to 87,160.73, 130,626.21 and 34,541.51 is: 51,766.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,160.73 : 130,626.21 = 34,541.51 : x
  2. Step 2: Convert to fraction form
    87,160.73/130,626.21 = 34,541.51/x
  3. Step 3: Cross multiply
    87,160.73x = 130,626.21 × 34,541.51
  4. Step 4: Simplify right side
    87,160.73x = 4,512,026,538.98
  5. Step 5: Solve for x
    x = 4,512,026,538.98/87,160.73
  6. Step 6: Final answer
    x = 51,766.74

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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.