Home / 268,500.44-370,520.64-147,634.53

Finding the Fourth Proportional to 268,500.44, 370,520.64 and 147,634.53

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Solution

The fourth proportional to 268,500.44, 370,520.64 and 147,634.53 is: 203,730.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,500.44 : 370,520.64 = 147,634.53 : x
  2. Step 2: Convert to fraction form
    268,500.44/370,520.64 = 147,634.53/x
  3. Step 3: Cross multiply
    268,500.44x = 370,520.64 × 147,634.53
  4. Step 4: Simplify right side
    268,500.44x = 54,701,640,541.70
  5. Step 5: Solve for x
    x = 54,701,640,541.70/268,500.44
  6. Step 6: Final answer
    x = 203,730.17

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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.