Home / 74,012.08-111,015.42-34,514.68

Finding the Fourth Proportional to 74,012.08, 111,015.42 and 34,514.68

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Solution

The fourth proportional to 74,012.08, 111,015.42 and 34,514.68 is: 51,770.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,012.08 : 111,015.42 = 34,514.68 : x
  2. Step 2: Convert to fraction form
    74,012.08/111,015.42 = 34,514.68/x
  3. Step 3: Cross multiply
    74,012.08x = 111,015.42 × 34,514.68
  4. Step 4: Simplify right side
    74,012.08x = 3,831,661,696.37
  5. Step 5: Solve for x
    x = 3,831,661,696.37/74,012.08
  6. Step 6: Final answer
    x = 51,770.76

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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.