Home / 37,842.54-52,223.67-21,075.90

Finding the Fourth Proportional to 37,842.54, 52,223.67 and 21,075.90

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Solution

The fourth proportional to 37,842.54, 52,223.67 and 21,075.90 is: 29,085.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,842.54 : 52,223.67 = 21,075.90 : x
  2. Step 2: Convert to fraction form
    37,842.54/52,223.67 = 21,075.90/x
  3. Step 3: Cross multiply
    37,842.54x = 52,223.67 × 21,075.90
  4. Step 4: Simplify right side
    37,842.54x = 1,100,660,846.55
  5. Step 5: Solve for x
    x = 1,100,660,846.55/37,842.54
  6. Step 6: Final answer
    x = 29,085.28

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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.