Home / 268,441.27-370,445.62-147,581.50

Finding the Fourth Proportional to 268,441.27, 370,445.62 and 147,581.50

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Solution

The fourth proportional to 268,441.27, 370,445.62 and 147,581.50 is: 203,660.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,441.27 : 370,445.62 = 147,581.50 : x
  2. Step 2: Convert to fraction form
    268,441.27/370,445.62 = 147,581.50/x
  3. Step 3: Cross multiply
    268,441.27x = 370,445.62 × 147,581.50
  4. Step 4: Simplify right side
    268,441.27x = 54,670,919,944.26
  5. Step 5: Solve for x
    x = 54,670,919,944.26/268,441.27
  6. Step 6: Final answer
    x = 203,660.63

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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.