Home / 29,146.42-40,203.30-17,209.05

Finding the Fourth Proportional to 29,146.42, 40,203.30 and 17,209.05

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Solution

The fourth proportional to 29,146.42, 40,203.30 and 17,209.05 is: 23,737.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,146.42 : 40,203.30 = 17,209.05 : x
  2. Step 2: Convert to fraction form
    29,146.42/40,203.30 = 17,209.05/x
  3. Step 3: Cross multiply
    29,146.42x = 40,203.30 × 17,209.05
  4. Step 4: Simplify right side
    29,146.42x = 691,860,599.87
  5. Step 5: Solve for x
    x = 691,860,599.87/29,146.42
  6. Step 6: Final answer
    x = 23,737.41

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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.