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Finding the Fourth Proportional to 163,970.44, 245,780.94 and 93,702.28

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Solution

The fourth proportional to 163,970.44, 245,780.94 and 93,702.28 is: 140,453.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,970.44 : 245,780.94 = 93,702.28 : x
  2. Step 2: Convert to fraction form
    163,970.44/245,780.94 = 93,702.28/x
  3. Step 3: Cross multiply
    163,970.44x = 245,780.94 × 93,702.28
  4. Step 4: Simplify right side
    163,970.44x = 23,030,234,458.54
  5. Step 5: Solve for x
    x = 23,030,234,458.54/163,970.44
  6. Step 6: Final answer
    x = 140,453.57

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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.