Home / 40,419.65-55,776.25-22,269.58

Finding the Fourth Proportional to 40,419.65, 55,776.25 and 22,269.58

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Solution

The fourth proportional to 40,419.65, 55,776.25 and 22,269.58 is: 30,730.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419.65 : 55,776.25 = 22,269.58 : x
  2. Step 2: Convert to fraction form
    40,419.65/55,776.25 = 22,269.58/x
  3. Step 3: Cross multiply
    40,419.65x = 55,776.25 × 22,269.58
  4. Step 4: Simplify right side
    40,419.65x = 1,242,113,661.48
  5. Step 5: Solve for x
    x = 1,242,113,661.48/40,419.65
  6. Step 6: Final answer
    x = 30,730.44

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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.