Home / 122,734.83-169,354.34-69,016.64

Finding the Fourth Proportional to 122,734.83, 169,354.34 and 69,016.64

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Solution

The fourth proportional to 122,734.83, 169,354.34 and 69,016.64 is: 95,231.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,734.83 : 169,354.34 = 69,016.64 : x
  2. Step 2: Convert to fraction form
    122,734.83/169,354.34 = 69,016.64/x
  3. Step 3: Cross multiply
    122,734.83x = 169,354.34 × 69,016.64
  4. Step 4: Simplify right side
    122,734.83x = 11,688,266,324.36
  5. Step 5: Solve for x
    x = 11,688,266,324.36/122,734.83
  6. Step 6: Final answer
    x = 95,231.86

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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.