Home / 37,202.09-51,315.93-30,406.19

Finding the Fourth Proportional to 37,202.09, 51,315.93 and 30,406.19

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Solution

The fourth proportional to 37,202.09, 51,315.93 and 30,406.19 is: 41,941.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,202.09 : 51,315.93 = 30,406.19 : x
  2. Step 2: Convert to fraction form
    37,202.09/51,315.93 = 30,406.19/x
  3. Step 3: Cross multiply
    37,202.09x = 51,315.93 × 30,406.19
  4. Step 4: Simplify right side
    37,202.09x = 1,560,321,661.03
  5. Step 5: Solve for x
    x = 1,560,321,661.03/37,202.09
  6. Step 6: Final answer
    x = 41,941.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.