Home / 204,156.06-281,660.70-123,554.16

Finding the Fourth Proportional to 204,156.06, 281,660.70 and 123,554.16

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Solution

The fourth proportional to 204,156.06, 281,660.70 and 123,554.16 is: 170,459.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,156.06 : 281,660.70 = 123,554.16 : x
  2. Step 2: Convert to fraction form
    204,156.06/281,660.70 = 123,554.16/x
  3. Step 3: Cross multiply
    204,156.06x = 281,660.70 × 123,554.16
  4. Step 4: Simplify right side
    204,156.06x = 34,800,351,193.51
  5. Step 5: Solve for x
    x = 34,800,351,193.51/204,156.06
  6. Step 6: Final answer
    x = 170,459.56

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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.