Home / 40,281.16-55,581.84-22,374.52

Finding the Fourth Proportional to 40,281.16, 55,581.84 and 22,374.52

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Solution

The fourth proportional to 40,281.16, 55,581.84 and 22,374.52 is: 30,873.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,281.16 : 55,581.84 = 22,374.52 : x
  2. Step 2: Convert to fraction form
    40,281.16/55,581.84 = 22,374.52/x
  3. Step 3: Cross multiply
    40,281.16x = 55,581.84 × 22,374.52
  4. Step 4: Simplify right side
    40,281.16x = 1,243,616,990.72
  5. Step 5: Solve for x
    x = 1,243,616,990.72/40,281.16
  6. Step 6: Final answer
    x = 30,873.42

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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.