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Finding the Fourth Proportional to 238,562.24, 357,844.91 and 70,081.88

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Solution

The fourth proportional to 238,562.24, 357,844.91 and 70,081.88 is: 105,123.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,562.24 : 357,844.91 = 70,081.88 : x
  2. Step 2: Convert to fraction form
    238,562.24/357,844.91 = 70,081.88/x
  3. Step 3: Cross multiply
    238,562.24x = 357,844.91 × 70,081.88
  4. Step 4: Simplify right side
    238,562.24x = 25,078,441,901.60
  5. Step 5: Solve for x
    x = 25,078,441,901.60/238,562.24
  6. Step 6: Final answer
    x = 105,123.27

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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.