Home / 75,487.86-104,183.06-48,708.27

Finding the Fourth Proportional to 75,487.86, 104,183.06 and 48,708.27

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Solution

The fourth proportional to 75,487.86, 104,183.06 and 48,708.27 is: 67,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,487.86 : 104,183.06 = 48,708.27 : x
  2. Step 2: Convert to fraction form
    75,487.86/104,183.06 = 48,708.27/x
  3. Step 3: Cross multiply
    75,487.86x = 104,183.06 × 48,708.27
  4. Step 4: Simplify right side
    75,487.86x = 5,074,576,372.36
  5. Step 5: Solve for x
    x = 5,074,576,372.36/75,487.86
  6. Step 6: Final answer
    x = 67,223.74

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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.