Home / 73,505.28-101,439.36-43,292.64

Finding the Fourth Proportional to 73,505.28, 101,439.36 and 43,292.64

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Solution

The fourth proportional to 73,505.28, 101,439.36 and 43,292.64 is: 59,745.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,505.28 : 101,439.36 = 43,292.64 : x
  2. Step 2: Convert to fraction form
    73,505.28/101,439.36 = 43,292.64/x
  3. Step 3: Cross multiply
    73,505.28x = 101,439.36 × 43,292.64
  4. Step 4: Simplify right side
    73,505.28x = 4,391,577,694.31
  5. Step 5: Solve for x
    x = 4,391,577,694.31/73,505.28
  6. Step 6: Final answer
    x = 59,745.06

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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.