Home / 231,167.32-346,652.52-90,827.50

Finding the Fourth Proportional to 231,167.32, 346,652.52 and 90,827.50

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Solution

The fourth proportional to 231,167.32, 346,652.52 and 90,827.50 is: 136,202.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,167.32 : 346,652.52 = 90,827.50 : x
  2. Step 2: Convert to fraction form
    231,167.32/346,652.52 = 90,827.50/x
  3. Step 3: Cross multiply
    231,167.32x = 346,652.52 × 90,827.50
  4. Step 4: Simplify right side
    231,167.32x = 31,485,581,760.30
  5. Step 5: Solve for x
    x = 31,485,581,760.30/231,167.32
  6. Step 6: Final answer
    x = 136,202.56

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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.