Home / 74,050.20-111,092.58-21,460.68

Finding the Fourth Proportional to 74,050.20, 111,092.58 and 21,460.68

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Solution

The fourth proportional to 74,050.20, 111,092.58 and 21,460.68 is: 32,196.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,050.20 : 111,092.58 = 21,460.68 : x
  2. Step 2: Convert to fraction form
    74,050.20/111,092.58 = 21,460.68/x
  3. Step 3: Cross multiply
    74,050.20x = 111,092.58 × 21,460.68
  4. Step 4: Simplify right side
    74,050.20x = 2,384,122,309.75
  5. Step 5: Solve for x
    x = 2,384,122,309.75/74,050.20
  6. Step 6: Final answer
    x = 32,196.03

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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.