Home / 193,300.40-289,983-60,149.36

Finding the Fourth Proportional to 193,300.40, 289,983 and 60,149.36

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Solution

The fourth proportional to 193,300.40, 289,983 and 60,149.36 is: 90,234.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,300.40 : 289,983 = 60,149.36 : x
  2. Step 2: Convert to fraction form
    193,300.40/289,983 = 60,149.36/x
  3. Step 3: Cross multiply
    193,300.40x = 289,983 × 60,149.36
  4. Step 4: Simplify right side
    193,300.40x = 17,442,291,860.88
  5. Step 5: Solve for x
    x = 17,442,291,860.88/193,300.40
  6. Step 6: Final answer
    x = 90,234.12

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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.