Home / 74,674.26-111,924.72-30,245.76

Finding the Fourth Proportional to 74,674.26, 111,924.72 and 30,245.76

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Solution

The fourth proportional to 74,674.26, 111,924.72 and 30,245.76 is: 45,333.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,674.26 : 111,924.72 = 30,245.76 : x
  2. Step 2: Convert to fraction form
    74,674.26/111,924.72 = 30,245.76/x
  3. Step 3: Cross multiply
    74,674.26x = 111,924.72 × 30,245.76
  4. Step 4: Simplify right side
    74,674.26x = 3,385,248,219.19
  5. Step 5: Solve for x
    x = 3,385,248,219.19/74,674.26
  6. Step 6: Final answer
    x = 45,333.54

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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.