Home / 37,090.70-51,186.09-21,176.63

Finding the Fourth Proportional to 37,090.70, 51,186.09 and 21,176.63

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Solution

The fourth proportional to 37,090.70, 51,186.09 and 21,176.63 is: 29,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,090.70 : 51,186.09 = 21,176.63 : x
  2. Step 2: Convert to fraction form
    37,090.70/51,186.09 = 21,176.63/x
  3. Step 3: Cross multiply
    37,090.70x = 51,186.09 × 21,176.63
  4. Step 4: Simplify right side
    37,090.70x = 1,083,948,889.08
  5. Step 5: Solve for x
    x = 1,083,948,889.08/37,090.70
  6. Step 6: Final answer
    x = 29,224.28

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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.