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Finding the Fourth Proportional to 107,940.87, 162,077.39 and 96,204.89

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Solution

The fourth proportional to 107,940.87, 162,077.39 and 96,204.89 is: 144,455.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,940.87 : 162,077.39 = 96,204.89 : x
  2. Step 2: Convert to fraction form
    107,940.87/162,077.39 = 96,204.89/x
  3. Step 3: Cross multiply
    107,940.87x = 162,077.39 × 96,204.89
  4. Step 4: Simplify right side
    107,940.87x = 15,592,636,185.03
  5. Step 5: Solve for x
    x = 15,592,636,185.03/107,940.87
  6. Step 6: Final answer
    x = 144,455.35

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1.5x scale

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.