Home / 54,820.74-75,651.80-30,622.04

Finding the Fourth Proportional to 54,820.74, 75,651.80 and 30,622.04

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Solution

The fourth proportional to 54,820.74, 75,651.80 and 30,622.04 is: 42,257.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,820.74 : 75,651.80 = 30,622.04 : x
  2. Step 2: Convert to fraction form
    54,820.74/75,651.80 = 30,622.04/x
  3. Step 3: Cross multiply
    54,820.74x = 75,651.80 × 30,622.04
  4. Step 4: Simplify right side
    54,820.74x = 2,316,611,914.30
  5. Step 5: Solve for x
    x = 2,316,611,914.30/54,820.74
  6. Step 6: Final answer
    x = 42,257.95

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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.