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Finding the Fourth Proportional to 238,861.54, 358,292.58 and 61,370.02

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Solution

The fourth proportional to 238,861.54, 358,292.58 and 61,370.02 is: 92,055.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,861.54 : 358,292.58 = 61,370.02 : x
  2. Step 2: Convert to fraction form
    238,861.54/358,292.58 = 61,370.02/x
  3. Step 3: Cross multiply
    238,861.54x = 358,292.58 × 61,370.02
  4. Step 4: Simplify right side
    238,861.54x = 21,988,420,702.14
  5. Step 5: Solve for x
    x = 21,988,420,702.14/238,861.54
  6. Step 6: Final answer
    x = 92,055.09

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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.