Home / 124,512.35-171,826.81-67,923.72

Finding the Fourth Proportional to 124,512.35, 171,826.81 and 67,923.72

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Solution

The fourth proportional to 124,512.35, 171,826.81 and 67,923.72 is: 93,734.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,512.35 : 171,826.81 = 67,923.72 : x
  2. Step 2: Convert to fraction form
    124,512.35/171,826.81 = 67,923.72/x
  3. Step 3: Cross multiply
    124,512.35x = 171,826.81 × 67,923.72
  4. Step 4: Simplify right side
    124,512.35x = 11,671,115,961.12
  5. Step 5: Solve for x
    x = 11,671,115,961.12/124,512.35
  6. Step 6: Final answer
    x = 93,734.61

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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.