Home / 89,232.60-123,151.26-53,422.58

Finding the Fourth Proportional to 89,232.60, 123,151.26 and 53,422.58

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Solution

The fourth proportional to 89,232.60, 123,151.26 and 53,422.58 is: 73,729.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,232.60 : 123,151.26 = 53,422.58 : x
  2. Step 2: Convert to fraction form
    89,232.60/123,151.26 = 53,422.58/x
  3. Step 3: Cross multiply
    89,232.60x = 123,151.26 × 53,422.58
  4. Step 4: Simplify right side
    89,232.60x = 6,579,058,039.45
  5. Step 5: Solve for x
    x = 6,579,058,039.45/89,232.60
  6. Step 6: Final answer
    x = 73,729.31

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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.