Home / 218,295.22-327,568.38-91,925.50

Finding the Fourth Proportional to 218,295.22, 327,568.38 and 91,925.50

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Solution

The fourth proportional to 218,295.22, 327,568.38 and 91,925.50 is: 137,941.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,295.22 : 327,568.38 = 91,925.50 : x
  2. Step 2: Convert to fraction form
    218,295.22/327,568.38 = 91,925.50/x
  3. Step 3: Cross multiply
    218,295.22x = 327,568.38 × 91,925.50
  4. Step 4: Simplify right side
    218,295.22x = 30,111,887,115.69
  5. Step 5: Solve for x
    x = 30,111,887,115.69/218,295.22
  6. Step 6: Final answer
    x = 137,941.12

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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.