Home / 109,879.22-164,820.20-34,999.08

Finding the Fourth Proportional to 109,879.22, 164,820.20 and 34,999.08

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Solution

The fourth proportional to 109,879.22, 164,820.20 and 34,999.08 is: 52,499.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,879.22 : 164,820.20 = 34,999.08 : x
  2. Step 2: Convert to fraction form
    109,879.22/164,820.20 = 34,999.08/x
  3. Step 3: Cross multiply
    109,879.22x = 164,820.20 × 34,999.08
  4. Step 4: Simplify right side
    109,879.22x = 5,768,555,365.42
  5. Step 5: Solve for x
    x = 5,768,555,365.42/109,879.22
  6. Step 6: Final answer
    x = 52,499.06

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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.