Home / 117,914.66-162,739.68-69,525.46

Finding the Fourth Proportional to 117,914.66, 162,739.68 and 69,525.46

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Solution

The fourth proportional to 117,914.66, 162,739.68 and 69,525.46 is: 95,955.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,914.66 : 162,739.68 = 69,525.46 : x
  2. Step 2: Convert to fraction form
    117,914.66/162,739.68 = 69,525.46/x
  3. Step 3: Cross multiply
    117,914.66x = 162,739.68 × 69,525.46
  4. Step 4: Simplify right side
    117,914.66x = 11,314,551,112.25
  5. Step 5: Solve for x
    x = 11,314,551,112.25/117,914.66
  6. Step 6: Final answer
    x = 95,955.42

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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.