Home / 117,216.48-161,770.32-66,923.04

Finding the Fourth Proportional to 117,216.48, 161,770.32 and 66,923.04

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Solution

The fourth proportional to 117,216.48, 161,770.32 and 66,923.04 is: 92,360.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,216.48 : 161,770.32 = 66,923.04 : x
  2. Step 2: Convert to fraction form
    117,216.48/161,770.32 = 66,923.04/x
  3. Step 3: Cross multiply
    117,216.48x = 161,770.32 × 66,923.04
  4. Step 4: Simplify right side
    117,216.48x = 10,826,161,596.17
  5. Step 5: Solve for x
    x = 10,826,161,596.17/117,216.48
  6. Step 6: Final answer
    x = 92,360.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.