Home / 38,068.50-57,136.66-18,102.60

Finding the Fourth Proportional to 38,068.50, 57,136.66 and 18,102.60

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Solution

The fourth proportional to 38,068.50, 57,136.66 and 18,102.60 is: 27,170.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,068.50 : 57,136.66 = 18,102.60 : x
  2. Step 2: Convert to fraction form
    38,068.50/57,136.66 = 18,102.60/x
  3. Step 3: Cross multiply
    38,068.50x = 57,136.66 × 18,102.60
  4. Step 4: Simplify right side
    38,068.50x = 1,034,322,101.32
  5. Step 5: Solve for x
    x = 1,034,322,101.32/38,068.50
  6. Step 6: Final answer
    x = 27,170.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.