Home / 199,597.35-275,441.91-113,556.11

Finding the Fourth Proportional to 199,597.35, 275,441.91 and 113,556.11

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Solution

The fourth proportional to 199,597.35, 275,441.91 and 113,556.11 is: 156,706.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,597.35 : 275,441.91 = 113,556.11 : x
  2. Step 2: Convert to fraction form
    199,597.35/275,441.91 = 113,556.11/x
  3. Step 3: Cross multiply
    199,597.35x = 275,441.91 × 113,556.11
  4. Step 4: Simplify right side
    199,597.35x = 31,278,111,060.43
  5. Step 5: Solve for x
    x = 31,278,111,060.43/199,597.35
  6. Step 6: Final answer
    x = 156,706.05

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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.