Home / 41,658.10-57,428.37-29,700.68

Finding the Fourth Proportional to 41,658.10, 57,428.37 and 29,700.68

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Solution

The fourth proportional to 41,658.10, 57,428.37 and 29,700.68 is: 40,944.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,658.10 : 57,428.37 = 29,700.68 : x
  2. Step 2: Convert to fraction form
    41,658.10/57,428.37 = 29,700.68/x
  3. Step 3: Cross multiply
    41,658.10x = 57,428.37 × 29,700.68
  4. Step 4: Simplify right side
    41,658.10x = 1,705,661,353.15
  5. Step 5: Solve for x
    x = 1,705,661,353.15/41,658.10
  6. Step 6: Final answer
    x = 40,944.29

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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.