Home / 204,019.95-281,529.61-113,370.18

Finding the Fourth Proportional to 204,019.95, 281,529.61 and 113,370.18

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Solution

The fourth proportional to 204,019.95, 281,529.61 and 113,370.18 is: 156,440.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,019.95 : 281,529.61 = 113,370.18 : x
  2. Step 2: Convert to fraction form
    204,019.95/281,529.61 = 113,370.18/x
  3. Step 3: Cross multiply
    204,019.95x = 281,529.61 × 113,370.18
  4. Step 4: Simplify right side
    204,019.95x = 31,917,062,561.03
  5. Step 5: Solve for x
    x = 31,917,062,561.03/204,019.95
  6. Step 6: Final answer
    x = 156,440.89

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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.