Home / 74,268.91-111,412.01-26,906.30

Finding the Fourth Proportional to 74,268.91, 111,412.01 and 26,906.30

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Solution

The fourth proportional to 74,268.91, 111,412.01 and 26,906.30 is: 40,362.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,268.91 : 111,412.01 = 26,906.30 : x
  2. Step 2: Convert to fraction form
    74,268.91/111,412.01 = 26,906.30/x
  3. Step 3: Cross multiply
    74,268.91x = 111,412.01 × 26,906.30
  4. Step 4: Simplify right side
    74,268.91x = 2,997,685,054.66
  5. Step 5: Solve for x
    x = 2,997,685,054.66/74,268.91
  6. Step 6: Final answer
    x = 40,362.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.