Home / 117,327.52-161,920.56-67,025.44

Finding the Fourth Proportional to 117,327.52, 161,920.56 and 67,025.44

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Solution

The fourth proportional to 117,327.52, 161,920.56 and 67,025.44 is: 92,500.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,327.52 : 161,920.56 = 67,025.44 : x
  2. Step 2: Convert to fraction form
    117,327.52/161,920.56 = 67,025.44/x
  3. Step 3: Cross multiply
    117,327.52x = 161,920.56 × 67,025.44
  4. Step 4: Simplify right side
    117,327.52x = 10,852,796,779.05
  5. Step 5: Solve for x
    x = 10,852,796,779.05/117,327.52
  6. Step 6: Final answer
    x = 92,500.01

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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.