Home / 197,432.86-296,186.20-79,113.43

Finding the Fourth Proportional to 197,432.86, 296,186.20 and 79,113.43

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Solution

The fourth proportional to 197,432.86, 296,186.20 and 79,113.43 is: 118,684.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,432.86 : 296,186.20 = 79,113.43 : x
  2. Step 2: Convert to fraction form
    197,432.86/296,186.20 = 79,113.43/x
  3. Step 3: Cross multiply
    197,432.86x = 296,186.20 × 79,113.43
  4. Step 4: Simplify right side
    197,432.86x = 23,432,305,152.08
  5. Step 5: Solve for x
    x = 23,432,305,152.08/197,432.86
  6. Step 6: Final answer
    x = 118,684.93

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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.