Home / 231,191.50-346,787.26-64,979.50

Finding the Fourth Proportional to 231,191.50, 346,787.26 and 64,979.50

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Solution

The fourth proportional to 231,191.50, 346,787.26 and 64,979.50 is: 97,469.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,191.50 : 346,787.26 = 64,979.50 : x
  2. Step 2: Convert to fraction form
    231,191.50/346,787.26 = 64,979.50/x
  3. Step 3: Cross multiply
    231,191.50x = 346,787.26 × 64,979.50
  4. Step 4: Simplify right side
    231,191.50x = 22,534,062,761.17
  5. Step 5: Solve for x
    x = 22,534,062,761.17/231,191.50
  6. Step 6: Final answer
    x = 97,469.25

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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.