Home / 111,261.23-166,902.11-36,381.77

Finding the Fourth Proportional to 111,261.23, 166,902.11 and 36,381.77

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Solution

The fourth proportional to 111,261.23, 166,902.11 and 36,381.77 is: 54,576.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,261.23 : 166,902.11 = 36,381.77 : x
  2. Step 2: Convert to fraction form
    111,261.23/166,902.11 = 36,381.77/x
  3. Step 3: Cross multiply
    111,261.23x = 166,902.11 × 36,381.77
  4. Step 4: Simplify right side
    111,261.23x = 6,072,193,434.98
  5. Step 5: Solve for x
    x = 6,072,193,434.98/111,261.23
  6. Step 6: Final answer
    x = 54,576.00

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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.