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Finding the Fourth Proportional to 24,903.70, 34,367.10 and 13,725.70

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Solution

The fourth proportional to 24,903.70, 34,367.10 and 13,725.70 is: 18,941.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,903.70 : 34,367.10 = 13,725.70 : x
  2. Step 2: Convert to fraction form
    24,903.70/34,367.10 = 13,725.70/x
  3. Step 3: Cross multiply
    24,903.70x = 34,367.10 × 13,725.70
  4. Step 4: Simplify right side
    24,903.70x = 471,712,504.47
  5. Step 5: Solve for x
    x = 471,712,504.47/24,903.70
  6. Step 6: Final answer
    x = 18,941.46

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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.