Home / 29,098.89-40,161.30-17,165.16

Finding the Fourth Proportional to 29,098.89, 40,161.30 and 17,165.16

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Solution

The fourth proportional to 29,098.89, 40,161.30 and 17,165.16 is: 23,690.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,098.89 : 40,161.30 = 17,165.16 : x
  2. Step 2: Convert to fraction form
    29,098.89/40,161.30 = 17,165.16/x
  3. Step 3: Cross multiply
    29,098.89x = 40,161.30 × 17,165.16
  4. Step 4: Simplify right side
    29,098.89x = 689,375,140.31
  5. Step 5: Solve for x
    x = 689,375,140.31/29,098.89
  6. Step 6: Final answer
    x = 23,690.77

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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.