Home / 151,107.90-226,467.45-91,880.70

Finding the Fourth Proportional to 151,107.90, 226,467.45 and 91,880.70

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Solution

The fourth proportional to 151,107.90, 226,467.45 and 91,880.70 is: 137,702.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,107.90 : 226,467.45 = 91,880.70 : x
  2. Step 2: Convert to fraction form
    151,107.90/226,467.45 = 91,880.70/x
  3. Step 3: Cross multiply
    151,107.90x = 226,467.45 × 91,880.70
  4. Step 4: Simplify right side
    151,107.90x = 20,807,987,833.22
  5. Step 5: Solve for x
    x = 20,807,987,833.22/151,107.90
  6. Step 6: Final answer
    x = 137,702.85

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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.