Home / 117,749.33-162,436.94-69,968.85

Finding the Fourth Proportional to 117,749.33, 162,436.94 and 69,968.85

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Solution

The fourth proportional to 117,749.33, 162,436.94 and 69,968.85 is: 96,523.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,749.33 : 162,436.94 = 69,968.85 : x
  2. Step 2: Convert to fraction form
    117,749.33/162,436.94 = 69,968.85/x
  3. Step 3: Cross multiply
    117,749.33x = 162,436.94 × 69,968.85
  4. Step 4: Simplify right side
    117,749.33x = 11,365,525,539.47
  5. Step 5: Solve for x
    x = 11,365,525,539.47/117,749.33
  6. Step 6: Final answer
    x = 96,523.06

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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.