Home / 204,186.96-281,759.04-189,140.40

Finding the Fourth Proportional to 204,186.96, 281,759.04 and 189,140.40

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Solution

The fourth proportional to 204,186.96, 281,759.04 and 189,140.40 is: 260,996.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,186.96 : 281,759.04 = 189,140.40 : x
  2. Step 2: Convert to fraction form
    204,186.96/281,759.04 = 189,140.40/x
  3. Step 3: Cross multiply
    204,186.96x = 281,759.04 × 189,140.40
  4. Step 4: Simplify right side
    204,186.96x = 53,292,017,529.22
  5. Step 5: Solve for x
    x = 53,292,017,529.22/204,186.96
  6. Step 6: Final answer
    x = 260,996.18

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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.