Home / 193,031.17-289,542.65-52,789.79

Finding the Fourth Proportional to 193,031.17, 289,542.65 and 52,789.79

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Solution

The fourth proportional to 193,031.17, 289,542.65 and 52,789.79 is: 79,183.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,031.17 : 289,542.65 = 52,789.79 : x
  2. Step 2: Convert to fraction form
    193,031.17/289,542.65 = 52,789.79/x
  3. Step 3: Cross multiply
    193,031.17x = 289,542.65 × 52,789.79
  4. Step 4: Simplify right side
    193,031.17x = 15,284,896,446.39
  5. Step 5: Solve for x
    x = 15,284,896,446.39/193,031.17
  6. Step 6: Final answer
    x = 79,183.57

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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.