Home / 164,682.02-227,261.97-89,230.50

Finding the Fourth Proportional to 164,682.02, 227,261.97 and 89,230.50

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Solution

The fourth proportional to 164,682.02, 227,261.97 and 89,230.50 is: 123,138.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,682.02 : 227,261.97 = 89,230.50 : x
  2. Step 2: Convert to fraction form
    164,682.02/227,261.97 = 89,230.50/x
  3. Step 3: Cross multiply
    164,682.02x = 227,261.97 × 89,230.50
  4. Step 4: Simplify right side
    164,682.02x = 20,278,699,214.09
  5. Step 5: Solve for x
    x = 20,278,699,214.09/164,682.02
  6. Step 6: Final answer
    x = 123,138.51

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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.