Home / 57,634.23-86,409.33-38,867.64

Finding the Fourth Proportional to 57,634.23, 86,409.33 and 38,867.64

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Solution

The fourth proportional to 57,634.23, 86,409.33 and 38,867.64 is: 58,273.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,634.23 : 86,409.33 = 38,867.64 : x
  2. Step 2: Convert to fraction form
    57,634.23/86,409.33 = 38,867.64/x
  3. Step 3: Cross multiply
    57,634.23x = 86,409.33 × 38,867.64
  4. Step 4: Simplify right side
    57,634.23x = 3,358,526,731.08
  5. Step 5: Solve for x
    x = 3,358,526,731.08/57,634.23
  6. Step 6: Final answer
    x = 58,273.13

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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.