Home / 97,750.43-146,623.07-31,194.62

Finding the Fourth Proportional to 97,750.43, 146,623.07 and 31,194.62

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Solution

The fourth proportional to 97,750.43, 146,623.07 and 31,194.62 is: 46,791.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,750.43 : 146,623.07 = 31,194.62 : x
  2. Step 2: Convert to fraction form
    97,750.43/146,623.07 = 31,194.62/x
  3. Step 3: Cross multiply
    97,750.43x = 146,623.07 × 31,194.62
  4. Step 4: Simplify right side
    97,750.43x = 4,573,850,218.77
  5. Step 5: Solve for x
    x = 4,573,850,218.77/97,750.43
  6. Step 6: Final answer
    x = 46,791.10

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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.