Home / 76,190.70-105,149.67-44,369.58

Finding the Fourth Proportional to 76,190.70, 105,149.67 and 44,369.58

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Solution

The fourth proportional to 76,190.70, 105,149.67 and 44,369.58 is: 61,233.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,190.70 : 105,149.67 = 44,369.58 : x
  2. Step 2: Convert to fraction form
    76,190.70/105,149.67 = 44,369.58/x
  3. Step 3: Cross multiply
    76,190.70x = 105,149.67 × 44,369.58
  4. Step 4: Simplify right side
    76,190.70x = 4,665,446,695.04
  5. Step 5: Solve for x
    x = 4,665,446,695.04/76,190.70
  6. Step 6: Final answer
    x = 61,233.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.