Home / 38,106.53-57,143.24-20,333.22

Finding the Fourth Proportional to 38,106.53, 57,143.24 and 20,333.22

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Solution

The fourth proportional to 38,106.53, 57,143.24 and 20,333.22 is: 30,491.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,106.53 : 57,143.24 = 20,333.22 : x
  2. Step 2: Convert to fraction form
    38,106.53/57,143.24 = 20,333.22/x
  3. Step 3: Cross multiply
    38,106.53x = 57,143.24 × 20,333.22
  4. Step 4: Simplify right side
    38,106.53x = 1,161,906,070.43
  5. Step 5: Solve for x
    x = 1,161,906,070.43/38,106.53
  6. Step 6: Final answer
    x = 30,491.00

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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.