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Finding the Fourth Proportional to 14,683.40, 22,046.70 and 8,851.40

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Solution

The fourth proportional to 14,683.40, 22,046.70 and 8,851.40 is: 13,290.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.40 : 22,046.70 = 8,851.40 : x
  2. Step 2: Convert to fraction form
    14,683.40/22,046.70 = 8,851.40/x
  3. Step 3: Cross multiply
    14,683.40x = 22,046.70 × 8,851.40
  4. Step 4: Simplify right side
    14,683.40x = 195,144,160.38
  5. Step 5: Solve for x
    x = 195,144,160.38/14,683.40
  6. Step 6: Final answer
    x = 13,290.12

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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.