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Finding the Fourth Proportional to 69,498.48, 104,246.28 and 16,908.24

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Solution

The fourth proportional to 69,498.48, 104,246.28 and 16,908.24 is: 25,362.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,498.48 : 104,246.28 = 16,908.24 : x
  2. Step 2: Convert to fraction form
    69,498.48/104,246.28 = 16,908.24/x
  3. Step 3: Cross multiply
    69,498.48x = 104,246.28 × 16,908.24
  4. Step 4: Simplify right side
    69,498.48x = 1,762,621,121.35
  5. Step 5: Solve for x
    x = 1,762,621,121.35/69,498.48
  6. Step 6: Final answer
    x = 25,362.01

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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.