Home / 124,579.46-171,917.25-67,991.24

Finding the Fourth Proportional to 124,579.46, 171,917.25 and 67,991.24

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Solution

The fourth proportional to 124,579.46, 171,917.25 and 67,991.24 is: 93,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,579.46 : 171,917.25 = 67,991.24 : x
  2. Step 2: Convert to fraction form
    124,579.46/171,917.25 = 67,991.24/x
  3. Step 3: Cross multiply
    124,579.46x = 171,917.25 × 67,991.24
  4. Step 4: Simplify right side
    124,579.46x = 11,688,867,004.89
  5. Step 5: Solve for x
    x = 11,688,867,004.89/124,579.46
  6. Step 6: Final answer
    x = 93,826.60

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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.