Home / 198,170.55-297,256.03-92,989.62

Finding the Fourth Proportional to 198,170.55, 297,256.03 and 92,989.62

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Solution

The fourth proportional to 198,170.55, 297,256.03 and 92,989.62 is: 139,484.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,170.55 : 297,256.03 = 92,989.62 : x
  2. Step 2: Convert to fraction form
    198,170.55/297,256.03 = 92,989.62/x
  3. Step 3: Cross multiply
    198,170.55x = 297,256.03 × 92,989.62
  4. Step 4: Simplify right side
    198,170.55x = 27,641,725,039.93
  5. Step 5: Solve for x
    x = 27,641,725,039.93/198,170.55
  6. Step 6: Final answer
    x = 139,484.53

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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.