Home / 268,815.42-370,962.42-147,954.12

Finding the Fourth Proportional to 268,815.42, 370,962.42 and 147,954.12

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Solution

The fourth proportional to 268,815.42, 370,962.42 and 147,954.12 is: 204,175.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,815.42 : 370,962.42 = 147,954.12 : x
  2. Step 2: Convert to fraction form
    268,815.42/370,962.42 = 147,954.12/x
  3. Step 3: Cross multiply
    268,815.42x = 370,962.42 × 147,954.12
  4. Step 4: Simplify right side
    268,815.42x = 54,885,418,404.17
  5. Step 5: Solve for x
    x = 54,885,418,404.17/268,815.42
  6. Step 6: Final answer
    x = 204,175.11

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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.