Home / 109,845.74-164,374.95-95,105.54

Finding the Fourth Proportional to 109,845.74, 164,374.95 and 95,105.54

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Solution

The fourth proportional to 109,845.74, 164,374.95 and 95,105.54 is: 142,317.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,845.74 : 164,374.95 = 95,105.54 : x
  2. Step 2: Convert to fraction form
    109,845.74/164,374.95 = 95,105.54/x
  3. Step 3: Cross multiply
    109,845.74x = 164,374.95 × 95,105.54
  4. Step 4: Simplify right side
    109,845.74x = 15,632,968,382.22
  5. Step 5: Solve for x
    x = 15,632,968,382.22/109,845.74
  6. Step 6: Final answer
    x = 142,317.48

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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.