Home / 37,058.58-51,140.34-21,143.30

Finding the Fourth Proportional to 37,058.58, 51,140.34 and 21,143.30

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Solution

The fourth proportional to 37,058.58, 51,140.34 and 21,143.30 is: 29,177.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,058.58 : 51,140.34 = 21,143.30 : x
  2. Step 2: Convert to fraction form
    37,058.58/51,140.34 = 21,143.30/x
  3. Step 3: Cross multiply
    37,058.58x = 51,140.34 × 21,143.30
  4. Step 4: Simplify right side
    37,058.58x = 1,081,275,295.02
  5. Step 5: Solve for x
    x = 1,081,275,295.02/37,058.58
  6. Step 6: Final answer
    x = 29,177.46

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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.