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Finding the Fourth Proportional to 23,860.48, 32,940.48 and 18,280.96

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Solution

The fourth proportional to 23,860.48, 32,940.48 and 18,280.96 is: 25,237.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,860.48 : 32,940.48 = 18,280.96 : x
  2. Step 2: Convert to fraction form
    23,860.48/32,940.48 = 18,280.96/x
  3. Step 3: Cross multiply
    23,860.48x = 32,940.48 × 18,280.96
  4. Step 4: Simplify right side
    23,860.48x = 602,183,597.26
  5. Step 5: Solve for x
    x = 602,183,597.26/23,860.48
  6. Step 6: Final answer
    x = 25,237.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.