Home / 198,711.31-298,070.38-56,560.24

Finding the Fourth Proportional to 198,711.31, 298,070.38 and 56,560.24

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Solution

The fourth proportional to 198,711.31, 298,070.38 and 56,560.24 is: 84,841.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,711.31 : 298,070.38 = 56,560.24 : x
  2. Step 2: Convert to fraction form
    198,711.31/298,070.38 = 56,560.24/x
  3. Step 3: Cross multiply
    198,711.31x = 298,070.38 × 56,560.24
  4. Step 4: Simplify right side
    198,711.31x = 16,858,932,229.69
  5. Step 5: Solve for x
    x = 16,858,932,229.69/198,711.31
  6. Step 6: Final answer
    x = 84,841.33

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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.