Home / 39,926.91-55,103.03-29,837.83

Finding the Fourth Proportional to 39,926.91, 55,103.03 and 29,837.83

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Solution

The fourth proportional to 39,926.91, 55,103.03 and 29,837.83 is: 41,179.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,926.91 : 55,103.03 = 29,837.83 : x
  2. Step 2: Convert to fraction form
    39,926.91/55,103.03 = 29,837.83/x
  3. Step 3: Cross multiply
    39,926.91x = 55,103.03 × 29,837.83
  4. Step 4: Simplify right side
    39,926.91x = 1,644,154,841.62
  5. Step 5: Solve for x
    x = 1,644,154,841.62/39,926.91
  6. Step 6: Final answer
    x = 41,179.12

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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.