Home / 197,375.07-296,093.65-85,087.20

Finding the Fourth Proportional to 197,375.07, 296,093.65 and 85,087.20

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Solution

The fourth proportional to 197,375.07, 296,093.65 and 85,087.20 is: 127,644.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,375.07 : 296,093.65 = 85,087.20 : x
  2. Step 2: Convert to fraction form
    197,375.07/296,093.65 = 85,087.20/x
  3. Step 3: Cross multiply
    197,375.07x = 296,093.65 × 85,087.20
  4. Step 4: Simplify right side
    197,375.07x = 25,193,779,616.28
  5. Step 5: Solve for x
    x = 25,193,779,616.28/197,375.07
  6. Step 6: Final answer
    x = 127,644.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.