Home / 29,101.90-40,165.44-17,168.16

Finding the Fourth Proportional to 29,101.90, 40,165.44 and 17,168.16

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Solution

The fourth proportional to 29,101.90, 40,165.44 and 17,168.16 is: 23,694.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,101.90 : 40,165.44 = 17,168.16 : x
  2. Step 2: Convert to fraction form
    29,101.90/40,165.44 = 17,168.16/x
  3. Step 3: Cross multiply
    29,101.90x = 40,165.44 × 17,168.16
  4. Step 4: Simplify right side
    29,101.90x = 689,566,700.39
  5. Step 5: Solve for x
    x = 689,566,700.39/29,101.90
  6. Step 6: Final answer
    x = 23,694.90

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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.