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Finding the Fourth Proportional to 238,361.92, 357,542.40 and 60,869.05

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Solution

The fourth proportional to 238,361.92, 357,542.40 and 60,869.05 is: 91,303.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,361.92 : 357,542.40 = 60,869.05 : x
  2. Step 2: Convert to fraction form
    238,361.92/357,542.40 = 60,869.05/x
  3. Step 3: Cross multiply
    238,361.92x = 357,542.40 × 60,869.05
  4. Step 4: Simplify right side
    238,361.92x = 21,763,266,222.72
  5. Step 5: Solve for x
    x = 21,763,266,222.72/238,361.92
  6. Step 6: Final answer
    x = 91,303.45

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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.