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Finding the Fourth Proportional to 216,735.54, 325,070.50 and 58,976.29

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Solution

The fourth proportional to 216,735.54, 325,070.50 and 58,976.29 is: 88,455.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,735.54 : 325,070.50 = 58,976.29 : x
  2. Step 2: Convert to fraction form
    216,735.54/325,070.50 = 58,976.29/x
  3. Step 3: Cross multiply
    216,735.54x = 325,070.50 × 58,976.29
  4. Step 4: Simplify right side
    216,735.54x = 19,171,452,078.45
  5. Step 5: Solve for x
    x = 19,171,452,078.45/216,735.54
  6. Step 6: Final answer
    x = 88,455.51

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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.