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Finding the Fourth Proportional to 17,040.94, 23,486.94 and 16,056.80

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Solution

The fourth proportional to 17,040.94, 23,486.94 and 16,056.80 is: 22,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,040.94 : 23,486.94 = 16,056.80 : x
  2. Step 2: Convert to fraction form
    17,040.94/23,486.94 = 16,056.80/x
  3. Step 3: Cross multiply
    17,040.94x = 23,486.94 × 16,056.80
  4. Step 4: Simplify right side
    17,040.94x = 377,125,098.19
  5. Step 5: Solve for x
    x = 377,125,098.19/17,040.94
  6. Step 6: Final answer
    x = 22,130.53

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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.