Home / 231,337.20-319,313.04-134,563.68

Finding the Fourth Proportional to 231,337.20, 319,313.04 and 134,563.68

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Solution

The fourth proportional to 231,337.20, 319,313.04 and 134,563.68 is: 185,737.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,337.20 : 319,313.04 = 134,563.68 : x
  2. Step 2: Convert to fraction form
    231,337.20/319,313.04 = 134,563.68/x
  3. Step 3: Cross multiply
    231,337.20x = 319,313.04 × 134,563.68
  4. Step 4: Simplify right side
    231,337.20x = 42,967,937,734.39
  5. Step 5: Solve for x
    x = 42,967,937,734.39/231,337.20
  6. Step 6: Final answer
    x = 185,737.26

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