Home / 268,605.92-370,670.13-147,744.56

Finding the Fourth Proportional to 268,605.92, 370,670.13 and 147,744.56

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Solution

The fourth proportional to 268,605.92, 370,670.13 and 147,744.56 is: 203,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,605.92 : 370,670.13 = 147,744.56 : x
  2. Step 2: Convert to fraction form
    268,605.92/370,670.13 = 147,744.56/x
  3. Step 3: Cross multiply
    268,605.92x = 370,670.13 × 147,744.56
  4. Step 4: Simplify right side
    268,605.92x = 54,764,496,188.67
  5. Step 5: Solve for x
    x = 54,764,496,188.67/268,605.92
  6. Step 6: Final answer
    x = 203,884.17

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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.