Home / 40,071.54-55,297.72-23,075.41

Finding the Fourth Proportional to 40,071.54, 55,297.72 and 23,075.41

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Solution

The fourth proportional to 40,071.54, 55,297.72 and 23,075.41 is: 31,843.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,071.54 : 55,297.72 = 23,075.41 : x
  2. Step 2: Convert to fraction form
    40,071.54/55,297.72 = 23,075.41/x
  3. Step 3: Cross multiply
    40,071.54x = 55,297.72 × 23,075.41
  4. Step 4: Simplify right side
    40,071.54x = 1,276,017,561.07
  5. Step 5: Solve for x
    x = 1,276,017,561.07/40,071.54
  6. Step 6: Final answer
    x = 31,843.49

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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.