Home / 111,261.20-166,912.85-44,706.53

Finding the Fourth Proportional to 111,261.20, 166,912.85 and 44,706.53

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Solution

The fourth proportional to 111,261.20, 166,912.85 and 44,706.53 is: 67,068.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,261.20 : 166,912.85 = 44,706.53 : x
  2. Step 2: Convert to fraction form
    111,261.20/166,912.85 = 44,706.53/x
  3. Step 3: Cross multiply
    111,261.20x = 166,912.85 × 44,706.53
  4. Step 4: Simplify right side
    111,261.20x = 7,462,094,864.96
  5. Step 5: Solve for x
    x = 7,462,094,864.96/111,261.20
  6. Step 6: Final answer
    x = 67,068.26

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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.