Home / 100,768.86-151,187.46-44,601.24

Finding the Fourth Proportional to 100,768.86, 151,187.46 and 44,601.24

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Solution

The fourth proportional to 100,768.86, 151,187.46 and 44,601.24 is: 66,916.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,768.86 : 151,187.46 = 44,601.24 : x
  2. Step 2: Convert to fraction form
    100,768.86/151,187.46 = 44,601.24/x
  3. Step 3: Cross multiply
    100,768.86x = 151,187.46 × 44,601.24
  4. Step 4: Simplify right side
    100,768.86x = 6,743,148,188.45
  5. Step 5: Solve for x
    x = 6,743,148,188.45/100,768.86
  6. Step 6: Final answer
    x = 66,916.98

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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.