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Finding the Fourth Proportional to 238,563.48, 357,757.44 and 70,040.52

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Solution

The fourth proportional to 238,563.48, 357,757.44 and 70,040.52 is: 105,035.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,563.48 : 357,757.44 = 70,040.52 : x
  2. Step 2: Convert to fraction form
    238,563.48/357,757.44 = 70,040.52/x
  3. Step 3: Cross multiply
    238,563.48x = 357,757.44 × 70,040.52
  4. Step 4: Simplify right side
    238,563.48x = 25,057,517,131.47
  5. Step 5: Solve for x
    x = 25,057,517,131.47/238,563.48
  6. Step 6: Final answer
    x = 105,035.01

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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.