Home / 40,229.68-55,501.72-29,644.56

Finding the Fourth Proportional to 40,229.68, 55,501.72 and 29,644.56

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Solution

The fourth proportional to 40,229.68, 55,501.72 and 29,644.56 is: 40,898.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,229.68 : 55,501.72 = 29,644.56 : x
  2. Step 2: Convert to fraction form
    40,229.68/55,501.72 = 29,644.56/x
  3. Step 3: Cross multiply
    40,229.68x = 55,501.72 × 29,644.56
  4. Step 4: Simplify right side
    40,229.68x = 1,645,324,068.64
  5. Step 5: Solve for x
    x = 1,645,324,068.64/40,229.68
  6. Step 6: Final answer
    x = 40,898.26

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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.