Home / 37,127.97-51,243.03-28,160.46

Finding the Fourth Proportional to 37,127.97, 51,243.03 and 28,160.46

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Solution

The fourth proportional to 37,127.97, 51,243.03 and 28,160.46 is: 38,866.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,127.97 : 51,243.03 = 28,160.46 : x
  2. Step 2: Convert to fraction form
    37,127.97/51,243.03 = 28,160.46/x
  3. Step 3: Cross multiply
    37,127.97x = 51,243.03 × 28,160.46
  4. Step 4: Simplify right side
    37,127.97x = 1,443,027,296.59
  5. Step 5: Solve for x
    x = 1,443,027,296.59/37,127.97
  6. Step 6: Final answer
    x = 38,866.31

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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.