Home / 75,485.86-104,074.41-47,181.22

Finding the Fourth Proportional to 75,485.86, 104,074.41 and 47,181.22

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Solution

The fourth proportional to 75,485.86, 104,074.41 and 47,181.22 is: 65,050.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,485.86 : 104,074.41 = 47,181.22 : x
  2. Step 2: Convert to fraction form
    75,485.86/104,074.41 = 47,181.22/x
  3. Step 3: Cross multiply
    75,485.86x = 104,074.41 × 47,181.22
  4. Step 4: Simplify right side
    75,485.86x = 4,910,357,634.58
  5. Step 5: Solve for x
    x = 4,910,357,634.58/75,485.86
  6. Step 6: Final answer
    x = 65,050.03

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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.