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Finding the Fourth Proportional to 79,362, 119,047.80 and 23,958.48

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Solution

The fourth proportional to 79,362, 119,047.80 and 23,958.48 is: 35,939.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,362 : 119,047.80 = 23,958.48 : x
  2. Step 2: Convert to fraction form
    79,362/119,047.80 = 23,958.48/x
  3. Step 3: Cross multiply
    79,362x = 119,047.80 × 23,958.48
  4. Step 4: Simplify right side
    79,362x = 2,852,204,335.34
  5. Step 5: Solve for x
    x = 2,852,204,335.34/79,362
  6. Step 6: Final answer
    x = 35,939.17

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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.