Home / 150,493.48-207,698.31-85,972.93

Finding the Fourth Proportional to 150,493.48, 207,698.31 and 85,972.93

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Solution

The fourth proportional to 150,493.48, 207,698.31 and 85,972.93 is: 118,652.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,493.48 : 207,698.31 = 85,972.93 : x
  2. Step 2: Convert to fraction form
    150,493.48/207,698.31 = 85,972.93/x
  3. Step 3: Cross multiply
    150,493.48x = 207,698.31 × 85,972.93
  4. Step 4: Simplify right side
    150,493.48x = 17,856,431,747.50
  5. Step 5: Solve for x
    x = 17,856,431,747.50/150,493.48
  6. Step 6: Final answer
    x = 118,652.53

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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.