Home / 196,242.89-270,744.32-111,310.74

Finding the Fourth Proportional to 196,242.89, 270,744.32 and 111,310.74

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Solution

The fourth proportional to 196,242.89, 270,744.32 and 111,310.74 is: 153,568.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,242.89 : 270,744.32 = 111,310.74 : x
  2. Step 2: Convert to fraction form
    196,242.89/270,744.32 = 111,310.74/x
  3. Step 3: Cross multiply
    196,242.89x = 270,744.32 × 111,310.74
  4. Step 4: Simplify right side
    196,242.89x = 30,136,750,888.27
  5. Step 5: Solve for x
    x = 30,136,750,888.27/196,242.89
  6. Step 6: Final answer
    x = 153,568.63

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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.