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Finding the Fourth Proportional to 54,573.04, 81,891 and 22,980.64

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Solution

The fourth proportional to 54,573.04, 81,891 and 22,980.64 is: 34,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,573.04 : 81,891 = 22,980.64 : x
  2. Step 2: Convert to fraction form
    54,573.04/81,891 = 22,980.64/x
  3. Step 3: Cross multiply
    54,573.04x = 81,891 × 22,980.64
  4. Step 4: Simplify right side
    54,573.04x = 1,881,907,590.24
  5. Step 5: Solve for x
    x = 1,881,907,590.24/54,573.04
  6. Step 6: Final answer
    x = 34,484.20

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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.