Home / 51,347.44-70,851.48-28,990.96

Finding the Fourth Proportional to 51,347.44, 70,851.48 and 28,990.96

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Solution

The fourth proportional to 51,347.44, 70,851.48 and 28,990.96 is: 40,003.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,347.44 : 70,851.48 = 28,990.96 : x
  2. Step 2: Convert to fraction form
    51,347.44/70,851.48 = 28,990.96/x
  3. Step 3: Cross multiply
    51,347.44x = 70,851.48 × 28,990.96
  4. Step 4: Simplify right side
    51,347.44x = 2,054,052,422.62
  5. Step 5: Solve for x
    x = 2,054,052,422.62/51,347.44
  6. Step 6: Final answer
    x = 40,003.02

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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.