Home / 74,170.50-111,269.70-29,800.77

Finding the Fourth Proportional to 74,170.50, 111,269.70 and 29,800.77

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Solution

The fourth proportional to 74,170.50, 111,269.70 and 29,800.77 is: 44,706.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,170.50 : 111,269.70 = 29,800.77 : x
  2. Step 2: Convert to fraction form
    74,170.50/111,269.70 = 29,800.77/x
  3. Step 3: Cross multiply
    74,170.50x = 111,269.70 × 29,800.77
  4. Step 4: Simplify right side
    74,170.50x = 3,315,922,737.67
  5. Step 5: Solve for x
    x = 3,315,922,737.67/74,170.50
  6. Step 6: Final answer
    x = 44,706.76

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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.