Home / 51,050.62-70,450.47-28,694.14

Finding the Fourth Proportional to 51,050.62, 70,450.47 and 28,694.14

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Solution

The fourth proportional to 51,050.62, 70,450.47 and 28,694.14 is: 39,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,050.62 : 70,450.47 = 28,694.14 : x
  2. Step 2: Convert to fraction form
    51,050.62/70,450.47 = 28,694.14/x
  3. Step 3: Cross multiply
    51,050.62x = 70,450.47 × 28,694.14
  4. Step 4: Simplify right side
    51,050.62x = 2,021,515,649.25
  5. Step 5: Solve for x
    x = 2,021,515,649.25/51,050.62
  6. Step 6: Final answer
    x = 39,598.26

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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.