Home / 189,827.44-261,957.96-104,942.64

Finding the Fourth Proportional to 189,827.44, 261,957.96 and 104,942.64

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Solution

The fourth proportional to 189,827.44, 261,957.96 and 104,942.64 is: 144,818.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,827.44 : 261,957.96 = 104,942.64 : x
  2. Step 2: Convert to fraction form
    189,827.44/261,957.96 = 104,942.64/x
  3. Step 3: Cross multiply
    189,827.44x = 261,957.96 × 104,942.64
  4. Step 4: Simplify right side
    189,827.44x = 27,490,559,891.41
  5. Step 5: Solve for x
    x = 27,490,559,891.41/189,827.44
  6. Step 6: Final answer
    x = 144,818.68

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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.