Home / 111,174.04-166,742.14-31,193.63

Finding the Fourth Proportional to 111,174.04, 166,742.14 and 31,193.63

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Solution

The fourth proportional to 111,174.04, 166,742.14 and 31,193.63 is: 46,785.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,174.04 : 166,742.14 = 31,193.63 : x
  2. Step 2: Convert to fraction form
    111,174.04/166,742.14 = 31,193.63/x
  3. Step 3: Cross multiply
    111,174.04x = 166,742.14 × 31,193.63
  4. Step 4: Simplify right side
    111,174.04x = 5,201,292,620.57
  5. Step 5: Solve for x
    x = 5,201,292,620.57/111,174.04
  6. Step 6: Final answer
    x = 46,785.14

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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.