Home / 29,961.43-41,521.53-29,538.61

Finding the Fourth Proportional to 29,961.43, 41,521.53 and 29,538.61

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Solution

The fourth proportional to 29,961.43, 41,521.53 and 29,538.61 is: 40,935.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,961.43 : 41,521.53 = 29,538.61 : x
  2. Step 2: Convert to fraction form
    29,961.43/41,521.53 = 29,538.61/x
  3. Step 3: Cross multiply
    29,961.43x = 41,521.53 × 29,538.61
  4. Step 4: Simplify right side
    29,961.43x = 1,226,488,281.27
  5. Step 5: Solve for x
    x = 1,226,488,281.27/29,961.43
  6. Step 6: Final answer
    x = 40,935.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.