Home / 37,130.03-51,238.52-21,213.12

Finding the Fourth Proportional to 37,130.03, 51,238.52 and 21,213.12

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Solution

The fourth proportional to 37,130.03, 51,238.52 and 21,213.12 is: 29,273.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,130.03 : 51,238.52 = 21,213.12 : x
  2. Step 2: Convert to fraction form
    37,130.03/51,238.52 = 21,213.12/x
  3. Step 3: Cross multiply
    37,130.03x = 51,238.52 × 21,213.12
  4. Step 4: Simplify right side
    37,130.03x = 1,086,929,158.33
  5. Step 5: Solve for x
    x = 1,086,929,158.33/37,130.03
  6. Step 6: Final answer
    x = 29,273.59

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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.