Home / 189,287.28-260,684.93-185,153.85

Finding the Fourth Proportional to 189,287.28, 260,684.93 and 185,153.85

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Solution

The fourth proportional to 189,287.28, 260,684.93 and 185,153.85 is: 254,992.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,287.28 : 260,684.93 = 185,153.85 : x
  2. Step 2: Convert to fraction form
    189,287.28/260,684.93 = 185,153.85/x
  3. Step 3: Cross multiply
    189,287.28x = 260,684.93 × 185,153.85
  4. Step 4: Simplify right side
    189,287.28x = 48,266,818,889.37
  5. Step 5: Solve for x
    x = 48,266,818,889.37/189,287.28
  6. Step 6: Final answer
    x = 254,992.41

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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.