Home / 101,319.66-151,751.07-48,768.48

Finding the Fourth Proportional to 101,319.66, 151,751.07 and 48,768.48

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Solution

The fourth proportional to 101,319.66, 151,751.07 and 48,768.48 is: 73,042.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,319.66 : 151,751.07 = 48,768.48 : x
  2. Step 2: Convert to fraction form
    101,319.66/151,751.07 = 48,768.48/x
  3. Step 3: Cross multiply
    101,319.66x = 151,751.07 × 48,768.48
  4. Step 4: Simplify right side
    101,319.66x = 7,400,669,022.27
  5. Step 5: Solve for x
    x = 7,400,669,022.27/101,319.66
  6. Step 6: Final answer
    x = 73,042.77

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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.