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Finding the Fourth Proportional to 163,166.40, 244,749.60 and 93,052.80

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Solution

The fourth proportional to 163,166.40, 244,749.60 and 93,052.80 is: 139,579.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,166.40 : 244,749.60 = 93,052.80 : x
  2. Step 2: Convert to fraction form
    163,166.40/244,749.60 = 93,052.80/x
  3. Step 3: Cross multiply
    163,166.40x = 244,749.60 × 93,052.80
  4. Step 4: Simplify right side
    163,166.40x = 22,774,635,578.88
  5. Step 5: Solve for x
    x = 22,774,635,578.88/163,166.40
  6. Step 6: Final answer
    x = 139,579.20

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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.