Home / 174,147.82-261,222.02-47,789.80

Finding the Fourth Proportional to 174,147.82, 261,222.02 and 47,789.80

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Solution

The fourth proportional to 174,147.82, 261,222.02 and 47,789.80 is: 71,684.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,147.82 : 261,222.02 = 47,789.80 : x
  2. Step 2: Convert to fraction form
    174,147.82/261,222.02 = 47,789.80/x
  3. Step 3: Cross multiply
    174,147.82x = 261,222.02 × 47,789.80
  4. Step 4: Simplify right side
    174,147.82x = 12,483,748,091.40
  5. Step 5: Solve for x
    x = 12,483,748,091.40/174,147.82
  6. Step 6: Final answer
    x = 71,684.78

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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.