Home / 193,679.20-290,535.54-53,437.83

Finding the Fourth Proportional to 193,679.20, 290,535.54 and 53,437.83

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Solution

The fourth proportional to 193,679.20, 290,535.54 and 53,437.83 is: 80,161.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,679.20 : 290,535.54 = 53,437.83 : x
  2. Step 2: Convert to fraction form
    193,679.20/290,535.54 = 53,437.83/x
  3. Step 3: Cross multiply
    193,679.20x = 290,535.54 × 53,437.83
  4. Step 4: Simplify right side
    193,679.20x = 15,525,588,795.48
  5. Step 5: Solve for x
    x = 15,525,588,795.48/193,679.20
  6. Step 6: Final answer
    x = 80,161.36

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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.