Home / 56,189.20-77,556-32,318.56

Finding the Fourth Proportional to 56,189.20, 77,556 and 32,318.56

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Solution

The fourth proportional to 56,189.20, 77,556 and 32,318.56 is: 44,608.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,189.20 : 77,556 = 32,318.56 : x
  2. Step 2: Convert to fraction form
    56,189.20/77,556 = 32,318.56/x
  3. Step 3: Cross multiply
    56,189.20x = 77,556 × 32,318.56
  4. Step 4: Simplify right side
    56,189.20x = 2,506,498,239.36
  5. Step 5: Solve for x
    x = 2,506,498,239.36/56,189.20
  6. Step 6: Final answer
    x = 44,608.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.