Home / 193,717.48-290,575.78-51,562.78

Finding the Fourth Proportional to 193,717.48, 290,575.78 and 51,562.78

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Solution

The fourth proportional to 193,717.48, 290,575.78 and 51,562.78 is: 77,344.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,717.48 : 290,575.78 = 51,562.78 : x
  2. Step 2: Convert to fraction form
    193,717.48/290,575.78 = 51,562.78/x
  3. Step 3: Cross multiply
    193,717.48x = 290,575.78 × 51,562.78
  4. Step 4: Simplify right side
    193,717.48x = 14,982,895,017.47
  5. Step 5: Solve for x
    x = 14,982,895,017.47/193,717.48
  6. Step 6: Final answer
    x = 77,344.05

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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.