Home / 69,416.64-104,124.03-16,826.58

Finding the Fourth Proportional to 69,416.64, 104,124.03 and 16,826.58

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Solution

The fourth proportional to 69,416.64, 104,124.03 and 16,826.58 is: 25,239.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,416.64 : 104,124.03 = 16,826.58 : x
  2. Step 2: Convert to fraction form
    69,416.64/104,124.03 = 16,826.58/x
  3. Step 3: Cross multiply
    69,416.64x = 104,124.03 × 16,826.58
  4. Step 4: Simplify right side
    69,416.64x = 1,752,051,320.72
  5. Step 5: Solve for x
    x = 1,752,051,320.72/69,416.64
  6. Step 6: Final answer
    x = 25,239.64

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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.