Home / 268,627.82-370,698.53-147,769.04

Finding the Fourth Proportional to 268,627.82, 370,698.53 and 147,769.04

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Solution

The fourth proportional to 268,627.82, 370,698.53 and 147,769.04 is: 203,916.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,627.82 : 370,698.53 = 147,769.04 : x
  2. Step 2: Convert to fraction form
    268,627.82/370,698.53 = 147,769.04/x
  3. Step 3: Cross multiply
    268,627.82x = 370,698.53 × 147,769.04
  4. Step 4: Simplify right side
    268,627.82x = 54,777,767,203.68
  5. Step 5: Solve for x
    x = 54,777,767,203.68/268,627.82
  6. Step 6: Final answer
    x = 203,916.95

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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.