Home / 40,072.65-55,295.45-23,082.42

Finding the Fourth Proportional to 40,072.65, 55,295.45 and 23,082.42

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Solution

The fourth proportional to 40,072.65, 55,295.45 and 23,082.42 is: 31,850.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,072.65 : 55,295.45 = 23,082.42 : x
  2. Step 2: Convert to fraction form
    40,072.65/55,295.45 = 23,082.42/x
  3. Step 3: Cross multiply
    40,072.65x = 55,295.45 × 23,082.42
  4. Step 4: Simplify right side
    40,072.65x = 1,276,352,685.58
  5. Step 5: Solve for x
    x = 1,276,352,685.58/40,072.65
  6. Step 6: Final answer
    x = 31,850.97

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1.5x scale

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.