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Finding the Fourth Proportional to 14,851.67, 22,280.94 and 4,321.94

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Solution

The fourth proportional to 14,851.67, 22,280.94 and 4,321.94 is: 6,483.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,851.67 : 22,280.94 = 4,321.94 : x
  2. Step 2: Convert to fraction form
    14,851.67/22,280.94 = 4,321.94/x
  3. Step 3: Cross multiply
    14,851.67x = 22,280.94 × 4,321.94
  4. Step 4: Simplify right side
    14,851.67x = 96,296,774.42
  5. Step 5: Solve for x
    x = 96,296,774.42/14,851.67
  6. Step 6: Final answer
    x = 6,483.90

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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.