Home / 40,277.64-55,583.12-22,374.31

Finding the Fourth Proportional to 40,277.64, 55,583.12 and 22,374.31

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Solution

The fourth proportional to 40,277.64, 55,583.12 and 22,374.31 is: 30,876.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,277.64 : 55,583.12 = 22,374.31 : x
  2. Step 2: Convert to fraction form
    40,277.64/55,583.12 = 22,374.31/x
  3. Step 3: Cross multiply
    40,277.64x = 55,583.12 × 22,374.31
  4. Step 4: Simplify right side
    40,277.64x = 1,243,633,957.65
  5. Step 5: Solve for x
    x = 1,243,633,957.65/40,277.64
  6. Step 6: Final answer
    x = 30,876.53

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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.