Home / 56,891.96-85,339.76-19,450.52

Finding the Fourth Proportional to 56,891.96, 85,339.76 and 19,450.52

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Solution

The fourth proportional to 56,891.96, 85,339.76 and 19,450.52 is: 29,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,891.96 : 85,339.76 = 19,450.52 : x
  2. Step 2: Convert to fraction form
    56,891.96/85,339.76 = 19,450.52/x
  3. Step 3: Cross multiply
    56,891.96x = 85,339.76 × 19,450.52
  4. Step 4: Simplify right side
    56,891.96x = 1,659,902,708.68
  5. Step 5: Solve for x
    x = 1,659,902,708.68/56,891.96
  6. Step 6: Final answer
    x = 29,176.40

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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.