Home / 111,770.08-167,550.96-76,726.24

Finding the Fourth Proportional to 111,770.08, 167,550.96 and 76,726.24

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Solution

The fourth proportional to 111,770.08, 167,550.96 and 76,726.24 is: 115,017.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,770.08 : 167,550.96 = 76,726.24 : x
  2. Step 2: Convert to fraction form
    111,770.08/167,550.96 = 76,726.24/x
  3. Step 3: Cross multiply
    111,770.08x = 167,550.96 × 76,726.24
  4. Step 4: Simplify right side
    111,770.08x = 12,855,555,169.19
  5. Step 5: Solve for x
    x = 12,855,555,169.19/111,770.08
  6. Step 6: Final answer
    x = 115,017.86

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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.