Home / 303,730.47-419,146.38-167,773.77

Finding the Fourth Proportional to 303,730.47, 419,146.38 and 167,773.77

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Solution

The fourth proportional to 303,730.47, 419,146.38 and 167,773.77 is: 231,526.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,730.47 : 419,146.38 = 167,773.77 : x
  2. Step 2: Convert to fraction form
    303,730.47/419,146.38 = 167,773.77/x
  3. Step 3: Cross multiply
    303,730.47x = 419,146.38 × 167,773.77
  4. Step 4: Simplify right side
    303,730.47x = 70,321,768,354.45
  5. Step 5: Solve for x
    x = 70,321,768,354.45/303,730.47
  6. Step 6: Final answer
    x = 231,526.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.