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Finding the Fourth Proportional to 29,851.40, 44,704.20 and 14,250.80

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Solution

The fourth proportional to 29,851.40, 44,704.20 and 14,250.80 is: 21,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,851.40 : 44,704.20 = 14,250.80 : x
  2. Step 2: Convert to fraction form
    29,851.40/44,704.20 = 14,250.80/x
  3. Step 3: Cross multiply
    29,851.40x = 44,704.20 × 14,250.80
  4. Step 4: Simplify right side
    29,851.40x = 637,070,613.36
  5. Step 5: Solve for x
    x = 637,070,613.36/29,851.40
  6. Step 6: Final answer
    x = 21,341.40

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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.