Home / 189,025.56-260,855.16-113,598.36

Finding the Fourth Proportional to 189,025.56, 260,855.16 and 113,598.36

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Solution

The fourth proportional to 189,025.56, 260,855.16 and 113,598.36 is: 156,765.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,025.56 : 260,855.16 = 113,598.36 : x
  2. Step 2: Convert to fraction form
    189,025.56/260,855.16 = 113,598.36/x
  3. Step 3: Cross multiply
    189,025.56x = 260,855.16 × 113,598.36
  4. Step 4: Simplify right side
    189,025.56x = 29,632,718,373.54
  5. Step 5: Solve for x
    x = 29,632,718,373.54/189,025.56
  6. Step 6: Final answer
    x = 156,765.67

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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.