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Finding the Fourth Proportional to 119,487.34, 164,855.41 and 67,795.89

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Solution

The fourth proportional to 119,487.34, 164,855.41 and 67,795.89 is: 93,537.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,487.34 : 164,855.41 = 67,795.89 : x
  2. Step 2: Convert to fraction form
    119,487.34/164,855.41 = 67,795.89/x
  3. Step 3: Cross multiply
    119,487.34x = 164,855.41 × 67,795.89
  4. Step 4: Simplify right side
    119,487.34x = 11,176,519,242.26
  5. Step 5: Solve for x
    x = 11,176,519,242.26/119,487.34
  6. Step 6: Final answer
    x = 93,537.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.