Home / 111,072.10-166,559.55-44,490.10

Finding the Fourth Proportional to 111,072.10, 166,559.55 and 44,490.10

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Solution

The fourth proportional to 111,072.10, 166,559.55 and 44,490.10 is: 66,715.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,072.10 : 166,559.55 = 44,490.10 : x
  2. Step 2: Convert to fraction form
    111,072.10/166,559.55 = 44,490.10/x
  3. Step 3: Cross multiply
    111,072.10x = 166,559.55 × 44,490.10
  4. Step 4: Simplify right side
    111,072.10x = 7,410,251,035.46
  5. Step 5: Solve for x
    x = 7,410,251,035.46/111,072.10
  6. Step 6: Final answer
    x = 66,715.68

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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.