Home / 150,114.96-206,920.44-118,233.36

Finding the Fourth Proportional to 150,114.96, 206,920.44 and 118,233.36

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Solution

The fourth proportional to 150,114.96, 206,920.44 and 118,233.36 is: 162,974.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,114.96 : 206,920.44 = 118,233.36 : x
  2. Step 2: Convert to fraction form
    150,114.96/206,920.44 = 118,233.36/x
  3. Step 3: Cross multiply
    150,114.96x = 206,920.44 × 118,233.36
  4. Step 4: Simplify right side
    150,114.96x = 24,464,898,873.88
  5. Step 5: Solve for x
    x = 24,464,898,873.88/150,114.96
  6. Step 6: Final answer
    x = 162,974.42

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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.