Home / 203,668.32-281,050.38-113,017.76

Finding the Fourth Proportional to 203,668.32, 281,050.38 and 113,017.76

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Solution

The fourth proportional to 203,668.32, 281,050.38 and 113,017.76 is: 155,957.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,668.32 : 281,050.38 = 113,017.76 : x
  2. Step 2: Convert to fraction form
    203,668.32/281,050.38 = 113,017.76/x
  3. Step 3: Cross multiply
    203,668.32x = 281,050.38 × 113,017.76
  4. Step 4: Simplify right side
    203,668.32x = 31,763,684,394.75
  5. Step 5: Solve for x
    x = 31,763,684,394.75/203,668.32
  6. Step 6: Final answer
    x = 155,957.90

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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.