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Finding the Fourth Proportional to 68,054, 102,124.80 and 26,501

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Solution

The fourth proportional to 68,054, 102,124.80 and 26,501 is: 39,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,054 : 102,124.80 = 26,501 : x
  2. Step 2: Convert to fraction form
    68,054/102,124.80 = 26,501/x
  3. Step 3: Cross multiply
    68,054x = 102,124.80 × 26,501
  4. Step 4: Simplify right side
    68,054x = 2,706,409,324.80
  5. Step 5: Solve for x
    x = 2,706,409,324.80/68,054
  6. Step 6: Final answer
    x = 39,768.56

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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.