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Finding the Fourth Proportional to 45,970.60, 68,949.24 and 14,801.80

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Solution

The fourth proportional to 45,970.60, 68,949.24 and 14,801.80 is: 22,200.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,970.60 : 68,949.24 = 14,801.80 : x
  2. Step 2: Convert to fraction form
    45,970.60/68,949.24 = 14,801.80/x
  3. Step 3: Cross multiply
    45,970.60x = 68,949.24 × 14,801.80
  4. Step 4: Simplify right side
    45,970.60x = 1,020,572,860.63
  5. Step 5: Solve for x
    x = 1,020,572,860.63/45,970.60
  6. Step 6: Final answer
    x = 22,200.56

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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.