Home / 74,565.94-111,814.35-27,806.26

Finding the Fourth Proportional to 74,565.94, 111,814.35 and 27,806.26

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Solution

The fourth proportional to 74,565.94, 111,814.35 and 27,806.26 is: 41,696.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,565.94 : 111,814.35 = 27,806.26 : x
  2. Step 2: Convert to fraction form
    74,565.94/111,814.35 = 27,806.26/x
  3. Step 3: Cross multiply
    74,565.94x = 111,814.35 × 27,806.26
  4. Step 4: Simplify right side
    74,565.94x = 3,109,138,887.83
  5. Step 5: Solve for x
    x = 3,109,138,887.83/74,565.94
  6. Step 6: Final answer
    x = 41,696.50

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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.