Home / 189,784.01-261,907.23-104,906.53

Finding the Fourth Proportional to 189,784.01, 261,907.23 and 104,906.53

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Solution

The fourth proportional to 189,784.01, 261,907.23 and 104,906.53 is: 144,773.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,784.01 : 261,907.23 = 104,906.53 : x
  2. Step 2: Convert to fraction form
    189,784.01/261,907.23 = 104,906.53/x
  3. Step 3: Cross multiply
    189,784.01x = 261,907.23 × 104,906.53
  4. Step 4: Simplify right side
    189,784.01x = 27,475,778,156.68
  5. Step 5: Solve for x
    x = 27,475,778,156.68/189,784.01
  6. Step 6: Final answer
    x = 144,773.94

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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.