Home / 41,376.92-56,991.39-31,798.48

Finding the Fourth Proportional to 41,376.92, 56,991.39 and 31,798.48

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Solution

The fourth proportional to 41,376.92, 56,991.39 and 31,798.48 is: 43,798.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,376.92 : 56,991.39 = 31,798.48 : x
  2. Step 2: Convert to fraction form
    41,376.92/56,991.39 = 31,798.48/x
  3. Step 3: Cross multiply
    41,376.92x = 56,991.39 × 31,798.48
  4. Step 4: Simplify right side
    41,376.92x = 1,812,239,558.57
  5. Step 5: Solve for x
    x = 1,812,239,558.57/41,376.92
  6. Step 6: Final answer
    x = 43,798.32

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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.