Home / 111,343.38-167,012.70-27,103.98

Finding the Fourth Proportional to 111,343.38, 167,012.70 and 27,103.98

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Solution

The fourth proportional to 111,343.38, 167,012.70 and 27,103.98 is: 40,655.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,343.38 : 167,012.70 = 27,103.98 : x
  2. Step 2: Convert to fraction form
    111,343.38/167,012.70 = 27,103.98/x
  3. Step 3: Cross multiply
    111,343.38x = 167,012.70 × 27,103.98
  4. Step 4: Simplify right side
    111,343.38x = 4,526,708,880.55
  5. Step 5: Solve for x
    x = 4,526,708,880.55/111,343.38
  6. Step 6: Final answer
    x = 40,655.39

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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.