Home / 40,980-56,552.22-23,075.04

Finding the Fourth Proportional to 40,980, 56,552.22 and 23,075.04

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Solution

The fourth proportional to 40,980, 56,552.22 and 23,075.04 is: 31,843.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,980 : 56,552.22 = 23,075.04 : x
  2. Step 2: Convert to fraction form
    40,980/56,552.22 = 23,075.04/x
  3. Step 3: Cross multiply
    40,980x = 56,552.22 × 23,075.04
  4. Step 4: Simplify right side
    40,980x = 1,304,944,738.59
  5. Step 5: Solve for x
    x = 1,304,944,738.59/40,980
  6. Step 6: Final answer
    x = 31,843.45

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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.