Home / 111,090.20-166,505.70-44,497.40

Finding the Fourth Proportional to 111,090.20, 166,505.70 and 44,497.40

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Solution

The fourth proportional to 111,090.20, 166,505.70 and 44,497.40 is: 66,694.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,090.20 : 166,505.70 = 44,497.40 : x
  2. Step 2: Convert to fraction form
    111,090.20/166,505.70 = 44,497.40/x
  3. Step 3: Cross multiply
    111,090.20x = 166,505.70 × 44,497.40
  4. Step 4: Simplify right side
    111,090.20x = 7,409,070,735.18
  5. Step 5: Solve for x
    x = 7,409,070,735.18/111,090.20
  6. Step 6: Final answer
    x = 66,694.19

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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.