Home / 74,360.68-111,524.61-21,774.26

Finding the Fourth Proportional to 74,360.68, 111,524.61 and 21,774.26

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Solution

The fourth proportional to 74,360.68, 111,524.61 and 21,774.26 is: 32,656.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,360.68 : 111,524.61 = 21,774.26 : x
  2. Step 2: Convert to fraction form
    74,360.68/111,524.61 = 21,774.26/x
  3. Step 3: Cross multiply
    74,360.68x = 111,524.61 × 21,774.26
  4. Step 4: Simplify right side
    74,360.68x = 2,428,366,133.35
  5. Step 5: Solve for x
    x = 2,428,366,133.35/74,360.68
  6. Step 6: Final answer
    x = 32,656.59

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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.