Home / 196,246.30-270,749.04-111,314.16

Finding the Fourth Proportional to 196,246.30, 270,749.04 and 111,314.16

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Solution

The fourth proportional to 196,246.30, 270,749.04 and 111,314.16 is: 153,573.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,246.30 : 270,749.04 = 111,314.16 : x
  2. Step 2: Convert to fraction form
    196,246.30/270,749.04 = 111,314.16/x
  3. Step 3: Cross multiply
    196,246.30x = 270,749.04 × 111,314.16
  4. Step 4: Simplify right side
    196,246.30x = 30,138,201,958.41
  5. Step 5: Solve for x
    x = 30,138,201,958.41/196,246.30
  6. Step 6: Final answer
    x = 153,573.35

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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.