Home / 122,827.83-169,500.44-69,112.82

Finding the Fourth Proportional to 122,827.83, 169,500.44 and 69,112.82

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Solution

The fourth proportional to 122,827.83, 169,500.44 and 69,112.82 is: 95,374.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,827.83 : 169,500.44 = 69,112.82 : x
  2. Step 2: Convert to fraction form
    122,827.83/169,500.44 = 69,112.82/x
  3. Step 3: Cross multiply
    122,827.83x = 169,500.44 × 69,112.82
  4. Step 4: Simplify right side
    122,827.83x = 11,714,652,724.92
  5. Step 5: Solve for x
    x = 11,714,652,724.92/122,827.83
  6. Step 6: Final answer
    x = 95,374.58

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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.