Home / 234,194.64-351,149.58-91,869.36

Finding the Fourth Proportional to 234,194.64, 351,149.58 and 91,869.36

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Solution

The fourth proportional to 234,194.64, 351,149.58 and 91,869.36 is: 137,748.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,194.64 : 351,149.58 = 91,869.36 : x
  2. Step 2: Convert to fraction form
    234,194.64/351,149.58 = 91,869.36/x
  3. Step 3: Cross multiply
    234,194.64x = 351,149.58 × 91,869.36
  4. Step 4: Simplify right side
    234,194.64x = 32,259,887,178.87
  5. Step 5: Solve for x
    x = 32,259,887,178.87/234,194.64
  6. Step 6: Final answer
    x = 137,748.19

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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.