Home / 110,877.80-166,314.26-47,739.92

Finding the Fourth Proportional to 110,877.80, 166,314.26 and 47,739.92

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Solution

The fourth proportional to 110,877.80, 166,314.26 and 47,739.92 is: 71,608.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,877.80 : 166,314.26 = 47,739.92 : x
  2. Step 2: Convert to fraction form
    110,877.80/166,314.26 = 47,739.92/x
  3. Step 3: Cross multiply
    110,877.80x = 166,314.26 × 47,739.92
  4. Step 4: Simplify right side
    110,877.80x = 7,939,828,755.04
  5. Step 5: Solve for x
    x = 7,939,828,755.04/110,877.80
  6. Step 6: Final answer
    x = 71,608.83

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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.