Home / 124,826.54-172,260.62-68,237.91

Finding the Fourth Proportional to 124,826.54, 172,260.62 and 68,237.91

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Solution

The fourth proportional to 124,826.54, 172,260.62 and 68,237.91 is: 94,168.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,826.54 : 172,260.62 = 68,237.91 : x
  2. Step 2: Convert to fraction form
    124,826.54/172,260.62 = 68,237.91/x
  3. Step 3: Cross multiply
    124,826.54x = 172,260.62 × 68,237.91
  4. Step 4: Simplify right side
    124,826.54x = 11,754,704,342.91
  5. Step 5: Solve for x
    x = 11,754,704,342.91/124,826.54
  6. Step 6: Final answer
    x = 94,168.31

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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.