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Finding the Fourth Proportional to 54,802.60, 82,114.80 and 49,553.80

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Solution

The fourth proportional to 54,802.60, 82,114.80 and 49,553.80 is: 74,250.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,802.60 : 82,114.80 = 49,553.80 : x
  2. Step 2: Convert to fraction form
    54,802.60/82,114.80 = 49,553.80/x
  3. Step 3: Cross multiply
    54,802.60x = 82,114.80 × 49,553.80
  4. Step 4: Simplify right side
    54,802.60x = 4,069,100,376.24
  5. Step 5: Solve for x
    x = 4,069,100,376.24/54,802.60
  6. Step 6: Final answer
    x = 74,250.13

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Why These Related Problems?

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