Home / 62,857.35-94,272.80-18,472.05

Finding the Fourth Proportional to 62,857.35, 94,272.80 and 18,472.05

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Solution

The fourth proportional to 62,857.35, 94,272.80 and 18,472.05 is: 27,704.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,857.35 : 94,272.80 = 18,472.05 : x
  2. Step 2: Convert to fraction form
    62,857.35/94,272.80 = 18,472.05/x
  3. Step 3: Cross multiply
    62,857.35x = 94,272.80 × 18,472.05
  4. Step 4: Simplify right side
    62,857.35x = 1,741,411,782.88
  5. Step 5: Solve for x
    x = 1,741,411,782.88/62,857.35
  6. Step 6: Final answer
    x = 27,704.19

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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.