Home / 37,720.22-52,054.26-20,724.82

Finding the Fourth Proportional to 37,720.22, 52,054.26 and 20,724.82

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Solution

The fourth proportional to 37,720.22, 52,054.26 and 20,724.82 is: 28,600.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,720.22 : 52,054.26 = 20,724.82 : x
  2. Step 2: Convert to fraction form
    37,720.22/52,054.26 = 20,724.82/x
  3. Step 3: Cross multiply
    37,720.22x = 52,054.26 × 20,724.82
  4. Step 4: Simplify right side
    37,720.22x = 1,078,815,038.60
  5. Step 5: Solve for x
    x = 1,078,815,038.60/37,720.22
  6. Step 6: Final answer
    x = 28,600.44

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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.