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Finding the Fourth Proportional to 62,638.56, 93,971.04 and 23,196

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Solution

The fourth proportional to 62,638.56, 93,971.04 and 23,196 is: 34,798.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,638.56 : 93,971.04 = 23,196 : x
  2. Step 2: Convert to fraction form
    62,638.56/93,971.04 = 23,196/x
  3. Step 3: Cross multiply
    62,638.56x = 93,971.04 × 23,196
  4. Step 4: Simplify right side
    62,638.56x = 2,179,752,243.84
  5. Step 5: Solve for x
    x = 2,179,752,243.84/62,638.56
  6. Step 6: Final answer
    x = 34,798.89

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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.