Home / 268,467.66-370,494-147,617.69

Finding the Fourth Proportional to 268,467.66, 370,494 and 147,617.69

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Solution

The fourth proportional to 268,467.66, 370,494 and 147,617.69 is: 203,717.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,467.66 : 370,494 = 147,617.69 : x
  2. Step 2: Convert to fraction form
    268,467.66/370,494 = 147,617.69/x
  3. Step 3: Cross multiply
    268,467.66x = 370,494 × 147,617.69
  4. Step 4: Simplify right side
    268,467.66x = 54,691,466,586.39
  5. Step 5: Solve for x
    x = 54,691,466,586.39/268,467.66
  6. Step 6: Final answer
    x = 203,717.15

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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.