Home / 74,222.15-111,333.30-18,062.25

Finding the Fourth Proportional to 74,222.15, 111,333.30 and 18,062.25

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Solution

The fourth proportional to 74,222.15, 111,333.30 and 18,062.25 is: 27,093.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,222.15 : 111,333.30 = 18,062.25 : x
  2. Step 2: Convert to fraction form
    74,222.15/111,333.30 = 18,062.25/x
  3. Step 3: Cross multiply
    74,222.15x = 111,333.30 × 18,062.25
  4. Step 4: Simplify right side
    74,222.15x = 2,010,929,412.69
  5. Step 5: Solve for x
    x = 2,010,929,412.69/74,222.15
  6. Step 6: Final answer
    x = 27,093.39

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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.