Home / 194,356.67-268,208.55-108,313.81

Finding the Fourth Proportional to 194,356.67, 268,208.55 and 108,313.81

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Solution

The fourth proportional to 194,356.67, 268,208.55 and 108,313.81 is: 149,471.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,356.67 : 268,208.55 = 108,313.81 : x
  2. Step 2: Convert to fraction form
    194,356.67/268,208.55 = 108,313.81/x
  3. Step 3: Cross multiply
    194,356.67x = 268,208.55 × 108,313.81
  4. Step 4: Simplify right side
    194,356.67x = 29,050,689,254.55
  5. Step 5: Solve for x
    x = 29,050,689,254.55/194,356.67
  6. Step 6: Final answer
    x = 149,471.02

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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.