Home / 120,698.14-166,573.38-66,982.18

Finding the Fourth Proportional to 120,698.14, 166,573.38 and 66,982.18

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Solution

The fourth proportional to 120,698.14, 166,573.38 and 66,982.18 is: 92,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,698.14 : 166,573.38 = 66,982.18 : x
  2. Step 2: Convert to fraction form
    120,698.14/166,573.38 = 66,982.18/x
  3. Step 3: Cross multiply
    120,698.14x = 166,573.38 × 66,982.18
  4. Step 4: Simplify right side
    120,698.14x = 11,157,448,122.37
  5. Step 5: Solve for x
    x = 11,157,448,122.37/120,698.14
  6. Step 6: Final answer
    x = 92,440.93

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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.