Home / 40,107.91-55,324.70-25,762.91

Finding the Fourth Proportional to 40,107.91, 55,324.70 and 25,762.91

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Solution

The fourth proportional to 40,107.91, 55,324.70 and 25,762.91 is: 35,537.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,107.91 : 55,324.70 = 25,762.91 : x
  2. Step 2: Convert to fraction form
    40,107.91/55,324.70 = 25,762.91/x
  3. Step 3: Cross multiply
    40,107.91x = 55,324.70 × 25,762.91
  4. Step 4: Simplify right side
    40,107.91x = 1,425,325,266.88
  5. Step 5: Solve for x
    x = 1,425,325,266.88/40,107.91
  6. Step 6: Final answer
    x = 35,537.26

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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.