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Finding the Fourth Proportional to 33,618, 46,392.84 and 19,475.40

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Solution

The fourth proportional to 33,618, 46,392.84 and 19,475.40 is: 26,876.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,618 : 46,392.84 = 19,475.40 : x
  2. Step 2: Convert to fraction form
    33,618/46,392.84 = 19,475.40/x
  3. Step 3: Cross multiply
    33,618x = 46,392.84 × 19,475.40
  4. Step 4: Simplify right side
    33,618x = 903,519,116.14
  5. Step 5: Solve for x
    x = 903,519,116.14/33,618
  6. Step 6: Final answer
    x = 26,876.05

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