Home / 165,167.42-227,931.26-89,715.92

Finding the Fourth Proportional to 165,167.42, 227,931.26 and 89,715.92

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Solution

The fourth proportional to 165,167.42, 227,931.26 and 89,715.92 is: 123,808.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,167.42 : 227,931.26 = 89,715.92 : x
  2. Step 2: Convert to fraction form
    165,167.42/227,931.26 = 89,715.92/x
  3. Step 3: Cross multiply
    165,167.42x = 227,931.26 × 89,715.92
  4. Step 4: Simplify right side
    165,167.42x = 20,449,061,099.42
  5. Step 5: Solve for x
    x = 20,449,061,099.42/165,167.42
  6. Step 6: Final answer
    x = 123,808.08

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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.