Home / 31,743.04-47,597.92-10,961.60

Finding the Fourth Proportional to 31,743.04, 47,597.92 and 10,961.60

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Solution

The fourth proportional to 31,743.04, 47,597.92 and 10,961.60 is: 16,436.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,743.04 : 47,597.92 = 10,961.60 : x
  2. Step 2: Convert to fraction form
    31,743.04/47,597.92 = 10,961.60/x
  3. Step 3: Cross multiply
    31,743.04x = 47,597.92 × 10,961.60
  4. Step 4: Simplify right side
    31,743.04x = 521,749,359.87
  5. Step 5: Solve for x
    x = 521,749,359.87/31,743.04
  6. Step 6: Final answer
    x = 16,436.65

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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.