Home / 110,743.10-166,114.65-106,369.10

Finding the Fourth Proportional to 110,743.10, 166,114.65 and 106,369.10

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Solution

The fourth proportional to 110,743.10, 166,114.65 and 106,369.10 is: 159,553.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,743.10 : 166,114.65 = 106,369.10 : x
  2. Step 2: Convert to fraction form
    110,743.10/166,114.65 = 106,369.10/x
  3. Step 3: Cross multiply
    110,743.10x = 166,114.65 × 106,369.10
  4. Step 4: Simplify right side
    110,743.10x = 17,669,465,817.32
  5. Step 5: Solve for x
    x = 17,669,465,817.32/110,743.10
  6. Step 6: Final answer
    x = 159,553.65

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1.5x scale

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.