Home / 190,922.40-285,703.20-166,233.60

Finding the Fourth Proportional to 190,922.40, 285,703.20 and 166,233.60

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Solution

The fourth proportional to 190,922.40, 285,703.20 and 166,233.60 is: 248,757.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,922.40 : 285,703.20 = 166,233.60 : x
  2. Step 2: Convert to fraction form
    190,922.40/285,703.20 = 166,233.60/x
  3. Step 3: Cross multiply
    190,922.40x = 285,703.20 × 166,233.60
  4. Step 4: Simplify right side
    190,922.40x = 47,493,471,467.52
  5. Step 5: Solve for x
    x = 47,493,471,467.52/190,922.40
  6. Step 6: Final answer
    x = 248,757.98

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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.