Home / 204,009.20-281,527.04-113,362.80

Finding the Fourth Proportional to 204,009.20, 281,527.04 and 113,362.80

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Solution

The fourth proportional to 204,009.20, 281,527.04 and 113,362.80 is: 156,437.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,009.20 : 281,527.04 = 113,362.80 : x
  2. Step 2: Convert to fraction form
    204,009.20/281,527.04 = 113,362.80/x
  3. Step 3: Cross multiply
    204,009.20x = 281,527.04 × 113,362.80
  4. Step 4: Simplify right side
    204,009.20x = 31,914,693,530.11
  5. Step 5: Solve for x
    x = 31,914,693,530.11/204,009.20
  6. Step 6: Final answer
    x = 156,437.52

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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.