Home / 69,515.58-104,279.52-19,596.12

Finding the Fourth Proportional to 69,515.58, 104,279.52 and 19,596.12

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Solution

The fourth proportional to 69,515.58, 104,279.52 and 19,596.12 is: 29,395.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,515.58 : 104,279.52 = 19,596.12 : x
  2. Step 2: Convert to fraction form
    69,515.58/104,279.52 = 19,596.12/x
  3. Step 3: Cross multiply
    69,515.58x = 104,279.52 × 19,596.12
  4. Step 4: Simplify right side
    69,515.58x = 2,043,473,987.46
  5. Step 5: Solve for x
    x = 2,043,473,987.46/69,515.58
  6. Step 6: Final answer
    x = 29,395.91

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1.5x scale

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.