Home / 94,889.42-142,287.62-31,687.82

Finding the Fourth Proportional to 94,889.42, 142,287.62 and 31,687.82

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Solution

The fourth proportional to 94,889.42, 142,287.62 and 31,687.82 is: 47,516.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,889.42 : 142,287.62 = 31,687.82 : x
  2. Step 2: Convert to fraction form
    94,889.42/142,287.62 = 31,687.82/x
  3. Step 3: Cross multiply
    94,889.42x = 142,287.62 × 31,687.82
  4. Step 4: Simplify right side
    94,889.42x = 4,508,783,620.91
  5. Step 5: Solve for x
    x = 4,508,783,620.91/94,889.42
  6. Step 6: Final answer
    x = 47,516.19

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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.