Home / 111,220.30-166,751.19-52,023.70

Finding the Fourth Proportional to 111,220.30, 166,751.19 and 52,023.70

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Solution

The fourth proportional to 111,220.30, 166,751.19 and 52,023.70 is: 77,998.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,220.30 : 166,751.19 = 52,023.70 : x
  2. Step 2: Convert to fraction form
    111,220.30/166,751.19 = 52,023.70/x
  3. Step 3: Cross multiply
    111,220.30x = 166,751.19 × 52,023.70
  4. Step 4: Simplify right side
    111,220.30x = 8,675,013,883.20
  5. Step 5: Solve for x
    x = 8,675,013,883.20/111,220.30
  6. Step 6: Final answer
    x = 77,998.48

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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.