Home / 69,515.12-104,272.88-16,924.52

Finding the Fourth Proportional to 69,515.12, 104,272.88 and 16,924.52

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Solution

The fourth proportional to 69,515.12, 104,272.88 and 16,924.52 is: 25,386.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,515.12 : 104,272.88 = 16,924.52 : x
  2. Step 2: Convert to fraction form
    69,515.12/104,272.88 = 16,924.52/x
  3. Step 3: Cross multiply
    69,515.12x = 104,272.88 × 16,924.52
  4. Step 4: Simplify right side
    69,515.12x = 1,764,768,443.02
  5. Step 5: Solve for x
    x = 1,764,768,443.02/69,515.12
  6. Step 6: Final answer
    x = 25,386.83

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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.