Home / 198,376.20-297,524.49-97,130.60

Finding the Fourth Proportional to 198,376.20, 297,524.49 and 97,130.60

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Solution

The fourth proportional to 198,376.20, 297,524.49 and 97,130.60 is: 145,676.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,376.20 : 297,524.49 = 97,130.60 : x
  2. Step 2: Convert to fraction form
    198,376.20/297,524.49 = 97,130.60/x
  3. Step 3: Cross multiply
    198,376.20x = 297,524.49 × 97,130.60
  4. Step 4: Simplify right side
    198,376.20x = 28,898,733,344.11
  5. Step 5: Solve for x
    x = 28,898,733,344.11/198,376.20
  6. Step 6: Final answer
    x = 145,676.41

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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.