Home / 49,015.86-67,201.20-48,130.08

Finding the Fourth Proportional to 49,015.86, 67,201.20 and 48,130.08

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Solution

The fourth proportional to 49,015.86, 67,201.20 and 48,130.08 is: 65,986.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,015.86 : 67,201.20 = 48,130.08 : x
  2. Step 2: Convert to fraction form
    49,015.86/67,201.20 = 48,130.08/x
  3. Step 3: Cross multiply
    49,015.86x = 67,201.20 × 48,130.08
  4. Step 4: Simplify right side
    49,015.86x = 3,234,399,132.10
  5. Step 5: Solve for x
    x = 3,234,399,132.10/49,015.86
  6. Step 6: Final answer
    x = 65,986.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.