Home / 29,103.48-40,164.12-17,167.32

Finding the Fourth Proportional to 29,103.48, 40,164.12 and 17,167.32

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Solution

The fourth proportional to 29,103.48, 40,164.12 and 17,167.32 is: 23,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,103.48 : 40,164.12 = 17,167.32 : x
  2. Step 2: Convert to fraction form
    29,103.48/40,164.12 = 17,167.32/x
  3. Step 3: Cross multiply
    29,103.48x = 40,164.12 × 17,167.32
  4. Step 4: Simplify right side
    29,103.48x = 689,510,300.56
  5. Step 5: Solve for x
    x = 689,510,300.56/29,103.48
  6. Step 6: Final answer
    x = 23,691.68

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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.