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Finding the Fourth Proportional to 47,185.50, 70,802.86 and 19,126.29

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Solution

The fourth proportional to 47,185.50, 70,802.86 and 19,126.29 is: 28,699.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,185.50 : 70,802.86 = 19,126.29 : x
  2. Step 2: Convert to fraction form
    47,185.50/70,802.86 = 19,126.29/x
  3. Step 3: Cross multiply
    47,185.50x = 70,802.86 × 19,126.29
  4. Step 4: Simplify right side
    47,185.50x = 1,354,196,286.75
  5. Step 5: Solve for x
    x = 1,354,196,286.75/47,185.50
  6. Step 6: Final answer
    x = 28,699.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.