Home / 74,561.58-111,842.36-27,180.23

Finding the Fourth Proportional to 74,561.58, 111,842.36 and 27,180.23

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Solution

The fourth proportional to 74,561.58, 111,842.36 and 27,180.23 is: 40,770.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,561.58 : 111,842.36 = 27,180.23 : x
  2. Step 2: Convert to fraction form
    74,561.58/111,842.36 = 27,180.23/x
  3. Step 3: Cross multiply
    74,561.58x = 111,842.36 × 27,180.23
  4. Step 4: Simplify right side
    74,561.58x = 3,039,900,373.43
  5. Step 5: Solve for x
    x = 3,039,900,373.43/74,561.58
  6. Step 6: Final answer
    x = 40,770.33

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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.