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Finding the Fourth Proportional to 19,497.25, 26,904.24 and 10,998.59

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Solution

The fourth proportional to 19,497.25, 26,904.24 and 10,998.59 is: 15,176.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,497.25 : 26,904.24 = 10,998.59 : x
  2. Step 2: Convert to fraction form
    19,497.25/26,904.24 = 10,998.59/x
  3. Step 3: Cross multiply
    19,497.25x = 26,904.24 × 10,998.59
  4. Step 4: Simplify right side
    19,497.25x = 295,908,772.28
  5. Step 5: Solve for x
    x = 295,908,772.28/19,497.25
  6. Step 6: Final answer
    x = 15,176.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.