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Finding the Fourth Proportional to 213,555.22, 294,712.39 and 118,068.10

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Solution

The fourth proportional to 213,555.22, 294,712.39 and 118,068.10 is: 162,937.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,555.22 : 294,712.39 = 118,068.10 : x
  2. Step 2: Convert to fraction form
    213,555.22/294,712.39 = 118,068.10/x
  3. Step 3: Cross multiply
    213,555.22x = 294,712.39 × 118,068.10
  4. Step 4: Simplify right side
    213,555.22x = 34,796,131,344.56
  5. Step 5: Solve for x
    x = 34,796,131,344.56/213,555.22
  6. Step 6: Final answer
    x = 162,937.40

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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.