Home / 29,742.53-41,051.88-20,198.35

Finding the Fourth Proportional to 29,742.53, 41,051.88 and 20,198.35

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Solution

The fourth proportional to 29,742.53, 41,051.88 and 20,198.35 is: 27,878.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,742.53 : 41,051.88 = 20,198.35 : x
  2. Step 2: Convert to fraction form
    29,742.53/41,051.88 = 20,198.35/x
  3. Step 3: Cross multiply
    29,742.53x = 41,051.88 × 20,198.35
  4. Step 4: Simplify right side
    29,742.53x = 829,180,240.40
  5. Step 5: Solve for x
    x = 829,180,240.40/29,742.53
  6. Step 6: Final answer
    x = 27,878.60

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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.