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Finding the Fourth Proportional to 116,152.90, 173,970.15 and 95,416.90

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Solution

The fourth proportional to 116,152.90, 173,970.15 and 95,416.90 is: 142,912.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,152.90 : 173,970.15 = 95,416.90 : x
  2. Step 2: Convert to fraction form
    116,152.90/173,970.15 = 95,416.90/x
  3. Step 3: Cross multiply
    116,152.90x = 173,970.15 × 95,416.90
  4. Step 4: Simplify right side
    116,152.90x = 16,599,692,405.54
  5. Step 5: Solve for x
    x = 16,599,692,405.54/116,152.90
  6. Step 6: Final answer
    x = 142,912.42

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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.