Home / 38,197.55-52,720.88-29,146.43

Finding the Fourth Proportional to 38,197.55, 52,720.88 and 29,146.43

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Solution

The fourth proportional to 38,197.55, 52,720.88 and 29,146.43 is: 40,228.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,197.55 : 52,720.88 = 29,146.43 : x
  2. Step 2: Convert to fraction form
    38,197.55/52,720.88 = 29,146.43/x
  3. Step 3: Cross multiply
    38,197.55x = 52,720.88 × 29,146.43
  4. Step 4: Simplify right side
    38,197.55x = 1,536,625,424.53
  5. Step 5: Solve for x
    x = 1,536,625,424.53/38,197.55
  6. Step 6: Final answer
    x = 40,228.38

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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.