Home / 196,618.08-271,344.96-111,751.68

Finding the Fourth Proportional to 196,618.08, 271,344.96 and 111,751.68

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Solution

The fourth proportional to 196,618.08, 271,344.96 and 111,751.68 is: 154,224.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,618.08 : 271,344.96 = 111,751.68 : x
  2. Step 2: Convert to fraction form
    196,618.08/271,344.96 = 111,751.68/x
  3. Step 3: Cross multiply
    196,618.08x = 271,344.96 × 111,751.68
  4. Step 4: Simplify right side
    196,618.08x = 30,323,255,139.53
  5. Step 5: Solve for x
    x = 30,323,255,139.53/196,618.08
  6. Step 6: Final answer
    x = 154,224.14

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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.