Home / 101,125.62-151,682.76-31,004.73

Finding the Fourth Proportional to 101,125.62, 151,682.76 and 31,004.73

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Solution

The fourth proportional to 101,125.62, 151,682.76 and 31,004.73 is: 46,505.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,125.62 : 151,682.76 = 31,004.73 : x
  2. Step 2: Convert to fraction form
    101,125.62/151,682.76 = 31,004.73/x
  3. Step 3: Cross multiply
    101,125.62x = 151,682.76 × 31,004.73
  4. Step 4: Simplify right side
    101,125.62x = 4,702,883,019.45
  5. Step 5: Solve for x
    x = 4,702,883,019.45/101,125.62
  6. Step 6: Final answer
    x = 46,505.36

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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.