Home / 74,219.75-111,327.99-18,060.23

Finding the Fourth Proportional to 74,219.75, 111,327.99 and 18,060.23

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Solution

The fourth proportional to 74,219.75, 111,327.99 and 18,060.23 is: 27,089.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,219.75 : 111,327.99 = 18,060.23 : x
  2. Step 2: Convert to fraction form
    74,219.75/111,327.99 = 18,060.23/x
  3. Step 3: Cross multiply
    74,219.75x = 111,327.99 × 18,060.23
  4. Step 4: Simplify right side
    74,219.75x = 2,010,608,548.20
  5. Step 5: Solve for x
    x = 2,010,608,548.20/74,219.75
  6. Step 6: Final answer
    x = 27,089.94

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1.5x scale

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.