Home / 189,247.17-260,889.83-148,891.05

Finding the Fourth Proportional to 189,247.17, 260,889.83 and 148,891.05

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Solution

The fourth proportional to 189,247.17, 260,889.83 and 148,891.05 is: 205,256.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,247.17 : 260,889.83 = 148,891.05 : x
  2. Step 2: Convert to fraction form
    189,247.17/260,889.83 = 148,891.05/x
  3. Step 3: Cross multiply
    189,247.17x = 260,889.83 × 148,891.05
  4. Step 4: Simplify right side
    189,247.17x = 38,844,159,978.57
  5. Step 5: Solve for x
    x = 38,844,159,978.57/189,247.17
  6. Step 6: Final answer
    x = 205,256.23

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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.