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Finding the Fourth Proportional to 15,969.35, 23,940.11 and 6,603.53

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Solution

The fourth proportional to 15,969.35, 23,940.11 and 6,603.53 is: 9,899.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,969.35 : 23,940.11 = 6,603.53 : x
  2. Step 2: Convert to fraction form
    15,969.35/23,940.11 = 6,603.53/x
  3. Step 3: Cross multiply
    15,969.35x = 23,940.11 × 6,603.53
  4. Step 4: Simplify right side
    15,969.35x = 158,089,094.25
  5. Step 5: Solve for x
    x = 158,089,094.25/15,969.35
  6. Step 6: Final answer
    x = 9,899.53

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1.5x scale

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.