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Finding the Fourth Proportional to 230,625.81, 345,910.10 and 62,159.31

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Solution

The fourth proportional to 230,625.81, 345,910.10 and 62,159.31 is: 93,231.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,625.81 : 345,910.10 = 62,159.31 : x
  2. Step 2: Convert to fraction form
    230,625.81/345,910.10 = 62,159.31/x
  3. Step 3: Cross multiply
    230,625.81x = 345,910.10 × 62,159.31
  4. Step 4: Simplify right side
    230,625.81x = 21,501,532,827.23
  5. Step 5: Solve for x
    x = 21,501,532,827.23/230,625.81
  6. Step 6: Final answer
    x = 93,231.25

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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.