Home / 37,420.44-51,639.44-20,425.02

Finding the Fourth Proportional to 37,420.44, 51,639.44 and 20,425.02

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Solution

The fourth proportional to 37,420.44, 51,639.44 and 20,425.02 is: 28,186.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,420.44 : 51,639.44 = 20,425.02 : x
  2. Step 2: Convert to fraction form
    37,420.44/51,639.44 = 20,425.02/x
  3. Step 3: Cross multiply
    37,420.44x = 51,639.44 × 20,425.02
  4. Step 4: Simplify right side
    37,420.44x = 1,054,736,492.66
  5. Step 5: Solve for x
    x = 1,054,736,492.66/37,420.44
  6. Step 6: Final answer
    x = 28,186.11

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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.