Home / 174,847.20-262,400.40-115,663.20

Finding the Fourth Proportional to 174,847.20, 262,400.40 and 115,663.20

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Solution

The fourth proportional to 174,847.20, 262,400.40 and 115,663.20 is: 173,580.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,847.20 : 262,400.40 = 115,663.20 : x
  2. Step 2: Convert to fraction form
    174,847.20/262,400.40 = 115,663.20/x
  3. Step 3: Cross multiply
    174,847.20x = 262,400.40 × 115,663.20
  4. Step 4: Simplify right side
    174,847.20x = 30,350,069,945.28
  5. Step 5: Solve for x
    x = 30,350,069,945.28/174,847.20
  6. Step 6: Final answer
    x = 173,580.53

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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.