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Finding the Fourth Proportional to 110,113.70, 164,905.54 and 62,612.60

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Solution

The fourth proportional to 110,113.70, 164,905.54 and 62,612.60 is: 93,768.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,113.70 : 164,905.54 = 62,612.60 : x
  2. Step 2: Convert to fraction form
    110,113.70/164,905.54 = 62,612.60/x
  3. Step 3: Cross multiply
    110,113.70x = 164,905.54 × 62,612.60
  4. Step 4: Simplify right side
    110,113.70x = 10,325,163,632.74
  5. Step 5: Solve for x
    x = 10,325,163,632.74/110,113.70
  6. Step 6: Final answer
    x = 93,768.21

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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.