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Finding the Fourth Proportional to 13,841.84, 19,098.60 and 13,367.60

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Solution

The fourth proportional to 13,841.84, 19,098.60 and 13,367.60 is: 18,444.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,841.84 : 19,098.60 = 13,367.60 : x
  2. Step 2: Convert to fraction form
    13,841.84/19,098.60 = 13,367.60/x
  3. Step 3: Cross multiply
    13,841.84x = 19,098.60 × 13,367.60
  4. Step 4: Simplify right side
    13,841.84x = 255,302,445.36
  5. Step 5: Solve for x
    x = 255,302,445.36/13,841.84
  6. Step 6: Final answer
    x = 18,444.26

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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.