Home / 131,584.23-197,374.62-31,743.72

Finding the Fourth Proportional to 131,584.23, 197,374.62 and 31,743.72

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Solution

The fourth proportional to 131,584.23, 197,374.62 and 31,743.72 is: 47,615.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,584.23 : 197,374.62 = 31,743.72 : x
  2. Step 2: Convert to fraction form
    131,584.23/197,374.62 = 31,743.72/x
  3. Step 3: Cross multiply
    131,584.23x = 197,374.62 × 31,743.72
  4. Step 4: Simplify right side
    131,584.23x = 6,265,404,672.39
  5. Step 5: Solve for x
    x = 6,265,404,672.39/131,584.23
  6. Step 6: Final answer
    x = 47,615.16

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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.