Home / 204,354.04-281,892-122,660.56

Finding the Fourth Proportional to 204,354.04, 281,892 and 122,660.56

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Solution

The fourth proportional to 204,354.04, 281,892 and 122,660.56 is: 169,201.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,354.04 : 281,892 = 122,660.56 : x
  2. Step 2: Convert to fraction form
    204,354.04/281,892 = 122,660.56/x
  3. Step 3: Cross multiply
    204,354.04x = 281,892 × 122,660.56
  4. Step 4: Simplify right side
    204,354.04x = 34,577,030,579.52
  5. Step 5: Solve for x
    x = 34,577,030,579.52/204,354.04
  6. Step 6: Final answer
    x = 169,201.60

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1.5x scale

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.