Home / 53,084.58-79,621.56-18,023.70

Finding the Fourth Proportional to 53,084.58, 79,621.56 and 18,023.70

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Solution

The fourth proportional to 53,084.58, 79,621.56 and 18,023.70 is: 27,033.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,084.58 : 79,621.56 = 18,023.70 : x
  2. Step 2: Convert to fraction form
    53,084.58/79,621.56 = 18,023.70/x
  3. Step 3: Cross multiply
    53,084.58x = 79,621.56 × 18,023.70
  4. Step 4: Simplify right side
    53,084.58x = 1,435,075,110.97
  5. Step 5: Solve for x
    x = 1,435,075,110.97/53,084.58
  6. Step 6: Final answer
    x = 27,033.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.