Home / 40,219.31-55,503.56-22,313.65

Finding the Fourth Proportional to 40,219.31, 55,503.56 and 22,313.65

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Solution

The fourth proportional to 40,219.31, 55,503.56 and 22,313.65 is: 30,793.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,219.31 : 55,503.56 = 22,313.65 : x
  2. Step 2: Convert to fraction form
    40,219.31/55,503.56 = 22,313.65/x
  3. Step 3: Cross multiply
    40,219.31x = 55,503.56 × 22,313.65
  4. Step 4: Simplify right side
    40,219.31x = 1,238,487,011.59
  5. Step 5: Solve for x
    x = 1,238,487,011.59/40,219.31
  6. Step 6: Final answer
    x = 30,793.34

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