Home / 57,073.60-85,619.52-17,621.44

Finding the Fourth Proportional to 57,073.60, 85,619.52 and 17,621.44

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Solution

The fourth proportional to 57,073.60, 85,619.52 and 17,621.44 is: 26,434.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,073.60 : 85,619.52 = 17,621.44 : x
  2. Step 2: Convert to fraction form
    57,073.60/85,619.52 = 17,621.44/x
  3. Step 3: Cross multiply
    57,073.60x = 85,619.52 × 17,621.44
  4. Step 4: Simplify right side
    57,073.60x = 1,508,739,234.51
  5. Step 5: Solve for x
    x = 1,508,739,234.51/57,073.60
  6. Step 6: Final answer
    x = 26,434.98

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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.