Home / 76,429.25-114,604.84-44,900.90

Finding the Fourth Proportional to 76,429.25, 114,604.84 and 44,900.90

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Solution

The fourth proportional to 76,429.25, 114,604.84 and 44,900.90 is: 67,328.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,429.25 : 114,604.84 = 44,900.90 : x
  2. Step 2: Convert to fraction form
    76,429.25/114,604.84 = 44,900.90/x
  3. Step 3: Cross multiply
    76,429.25x = 114,604.84 × 44,900.90
  4. Step 4: Simplify right side
    76,429.25x = 5,145,859,662.83
  5. Step 5: Solve for x
    x = 5,145,859,662.83/76,429.25
  6. Step 6: Final answer
    x = 67,328.41

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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.