Home / 145,935.41-201,388.19-82,273.28

Finding the Fourth Proportional to 145,935.41, 201,388.19 and 82,273.28

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Solution

The fourth proportional to 145,935.41, 201,388.19 and 82,273.28 is: 113,535.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,935.41 : 201,388.19 = 82,273.28 : x
  2. Step 2: Convert to fraction form
    145,935.41/201,388.19 = 82,273.28/x
  3. Step 3: Cross multiply
    145,935.41x = 201,388.19 × 82,273.28
  4. Step 4: Simplify right side
    145,935.41x = 16,568,865,526.26
  5. Step 5: Solve for x
    x = 16,568,865,526.26/145,935.41
  6. Step 6: Final answer
    x = 113,535.61

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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.