Home / 40,879.37-61,304.27-22,140.42

Finding the Fourth Proportional to 40,879.37, 61,304.27 and 22,140.42

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Solution

The fourth proportional to 40,879.37, 61,304.27 and 22,140.42 is: 33,202.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,879.37 : 61,304.27 = 22,140.42 : x
  2. Step 2: Convert to fraction form
    40,879.37/61,304.27 = 22,140.42/x
  3. Step 3: Cross multiply
    40,879.37x = 61,304.27 × 22,140.42
  4. Step 4: Simplify right side
    40,879.37x = 1,357,302,174.89
  5. Step 5: Solve for x
    x = 1,357,302,174.89/40,879.37
  6. Step 6: Final answer
    x = 33,202.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.