Home / 198,329.76-297,503.55-56,185.56

Finding the Fourth Proportional to 198,329.76, 297,503.55 and 56,185.56

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Solution

The fourth proportional to 198,329.76, 297,503.55 and 56,185.56 is: 84,280.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,329.76 : 297,503.55 = 56,185.56 : x
  2. Step 2: Convert to fraction form
    198,329.76/297,503.55 = 56,185.56/x
  3. Step 3: Cross multiply
    198,329.76x = 297,503.55 × 56,185.56
  4. Step 4: Simplify right side
    198,329.76x = 16,715,403,558.74
  5. Step 5: Solve for x
    x = 16,715,403,558.74/198,329.76
  6. Step 6: Final answer
    x = 84,280.86

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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.