Home / 37,190.36-51,320.85-21,055.16

Finding the Fourth Proportional to 37,190.36, 51,320.85 and 21,055.16

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Solution

The fourth proportional to 37,190.36, 51,320.85 and 21,055.16 is: 29,055.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,190.36 : 51,320.85 = 21,055.16 : x
  2. Step 2: Convert to fraction form
    37,190.36/51,320.85 = 21,055.16/x
  3. Step 3: Cross multiply
    37,190.36x = 51,320.85 × 21,055.16
  4. Step 4: Simplify right side
    37,190.36x = 1,080,568,708.09
  5. Step 5: Solve for x
    x = 1,080,568,708.09/37,190.36
  6. Step 6: Final answer
    x = 29,055.08

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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.