Home / 37,075.74-51,168.19-21,162.58

Finding the Fourth Proportional to 37,075.74, 51,168.19 and 21,162.58

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Solution

The fourth proportional to 37,075.74, 51,168.19 and 21,162.58 is: 29,206.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,075.74 : 51,168.19 = 21,162.58 : x
  2. Step 2: Convert to fraction form
    37,075.74/51,168.19 = 21,162.58/x
  3. Step 3: Cross multiply
    37,075.74x = 51,168.19 × 21,162.58
  4. Step 4: Simplify right side
    37,075.74x = 1,082,850,914.33
  5. Step 5: Solve for x
    x = 1,082,850,914.33/37,075.74
  6. Step 6: Final answer
    x = 29,206.45

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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.