Home / 37,942.40-52,398.42-31,293.92

Finding the Fourth Proportional to 37,942.40, 52,398.42 and 31,293.92

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Solution

The fourth proportional to 37,942.40, 52,398.42 and 31,293.92 is: 43,216.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,942.40 : 52,398.42 = 31,293.92 : x
  2. Step 2: Convert to fraction form
    37,942.40/52,398.42 = 31,293.92/x
  3. Step 3: Cross multiply
    37,942.40x = 52,398.42 × 31,293.92
  4. Step 4: Simplify right side
    37,942.40x = 1,639,751,963.61
  5. Step 5: Solve for x
    x = 1,639,751,963.61/37,942.40
  6. Step 6: Final answer
    x = 43,216.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.