Home / 37,443.26-51,670.71-20,675.90

Finding the Fourth Proportional to 37,443.26, 51,670.71 and 20,675.90

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Solution

The fourth proportional to 37,443.26, 51,670.71 and 20,675.90 is: 28,532.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,443.26 : 51,670.71 = 20,675.90 : x
  2. Step 2: Convert to fraction form
    37,443.26/51,670.71 = 20,675.90/x
  3. Step 3: Cross multiply
    37,443.26x = 51,670.71 × 20,675.90
  4. Step 4: Simplify right side
    37,443.26x = 1,068,338,432.89
  5. Step 5: Solve for x
    x = 1,068,338,432.89/37,443.26
  6. Step 6: Final answer
    x = 28,532.20

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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.