Home / 53,197.48-79,765.98-22,015.72

Finding the Fourth Proportional to 53,197.48, 79,765.98 and 22,015.72

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Solution

The fourth proportional to 53,197.48, 79,765.98 and 22,015.72 is: 33,011.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,197.48 : 79,765.98 = 22,015.72 : x
  2. Step 2: Convert to fraction form
    53,197.48/79,765.98 = 22,015.72/x
  3. Step 3: Cross multiply
    53,197.48x = 79,765.98 × 22,015.72
  4. Step 4: Simplify right side
    53,197.48x = 1,756,105,481.21
  5. Step 5: Solve for x
    x = 1,756,105,481.21/53,197.48
  6. Step 6: Final answer
    x = 33,011.07

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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.