Home / 96,739.15-145,164.77-40,574.25

Finding the Fourth Proportional to 96,739.15, 145,164.77 and 40,574.25

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Solution

The fourth proportional to 96,739.15, 145,164.77 and 40,574.25 is: 60,884.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,739.15 : 145,164.77 = 40,574.25 : x
  2. Step 2: Convert to fraction form
    96,739.15/145,164.77 = 40,574.25/x
  3. Step 3: Cross multiply
    96,739.15x = 145,164.77 × 40,574.25
  4. Step 4: Simplify right side
    96,739.15x = 5,889,951,669.17
  5. Step 5: Solve for x
    x = 5,889,951,669.17/96,739.15
  6. Step 6: Final answer
    x = 60,884.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.