Home / 189,074.26-260,910.19-104,191.32

Finding the Fourth Proportional to 189,074.26, 260,910.19 and 104,191.32

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Solution

The fourth proportional to 189,074.26, 260,910.19 and 104,191.32 is: 143,777.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,074.26 : 260,910.19 = 104,191.32 : x
  2. Step 2: Convert to fraction form
    189,074.26/260,910.19 = 104,191.32/x
  3. Step 3: Cross multiply
    189,074.26x = 260,910.19 × 104,191.32
  4. Step 4: Simplify right side
    189,074.26x = 27,184,577,097.55
  5. Step 5: Solve for x
    x = 27,184,577,097.55/189,074.26
  6. Step 6: Final answer
    x = 143,777.25

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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.