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Finding the Fourth Proportional to 230,374.05, 345,566.52 and 61,894.59

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Solution

The fourth proportional to 230,374.05, 345,566.52 and 61,894.59 is: 92,843.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,374.05 : 345,566.52 = 61,894.59 : x
  2. Step 2: Convert to fraction form
    230,374.05/345,566.52 = 61,894.59/x
  3. Step 3: Cross multiply
    230,374.05x = 345,566.52 × 61,894.59
  4. Step 4: Simplify right side
    230,374.05x = 21,388,698,073.13
  5. Step 5: Solve for x
    x = 21,388,698,073.13/230,374.05
  6. Step 6: Final answer
    x = 92,843.35

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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.