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Finding the Fourth Proportional to 15,954.60, 23,924.95 and 4,858.68

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Solution

The fourth proportional to 15,954.60, 23,924.95 and 4,858.68 is: 7,285.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,954.60 : 23,924.95 = 4,858.68 : x
  2. Step 2: Convert to fraction form
    15,954.60/23,924.95 = 4,858.68/x
  3. Step 3: Cross multiply
    15,954.60x = 23,924.95 × 4,858.68
  4. Step 4: Simplify right side
    15,954.60x = 116,243,780.97
  5. Step 5: Solve for x
    x = 116,243,780.97/15,954.60
  6. Step 6: Final answer
    x = 7,285.91

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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.