Home / 37,042.44-51,124.50-21,132.06

Finding the Fourth Proportional to 37,042.44, 51,124.50 and 21,132.06

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Solution

The fourth proportional to 37,042.44, 51,124.50 and 21,132.06 is: 29,165.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,042.44 : 51,124.50 = 21,132.06 : x
  2. Step 2: Convert to fraction form
    37,042.44/51,124.50 = 21,132.06/x
  3. Step 3: Cross multiply
    37,042.44x = 51,124.50 × 21,132.06
  4. Step 4: Simplify right side
    37,042.44x = 1,080,366,001.47
  5. Step 5: Solve for x
    x = 1,080,366,001.47/37,042.44
  6. Step 6: Final answer
    x = 29,165.63

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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.