Home / 29,103.76-40,178.54-19,593.66

Finding the Fourth Proportional to 29,103.76, 40,178.54 and 19,593.66

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Solution

The fourth proportional to 29,103.76, 40,178.54 and 19,593.66 is: 27,049.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,103.76 : 40,178.54 = 19,593.66 : x
  2. Step 2: Convert to fraction form
    29,103.76/40,178.54 = 19,593.66/x
  3. Step 3: Cross multiply
    29,103.76x = 40,178.54 × 19,593.66
  4. Step 4: Simplify right side
    29,103.76x = 787,244,652.06
  5. Step 5: Solve for x
    x = 787,244,652.06/29,103.76
  6. Step 6: Final answer
    x = 27,049.59

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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.