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Finding the Fourth Proportional to 12,593.98, 18,903.35 and 9,604.63

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Solution

The fourth proportional to 12,593.98, 18,903.35 and 9,604.63 is: 14,416.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593.98 : 18,903.35 = 9,604.63 : x
  2. Step 2: Convert to fraction form
    12,593.98/18,903.35 = 9,604.63/x
  3. Step 3: Cross multiply
    12,593.98x = 18,903.35 × 9,604.63
  4. Step 4: Simplify right side
    12,593.98x = 181,559,596.81
  5. Step 5: Solve for x
    x = 181,559,596.81/12,593.98
  6. Step 6: Final answer
    x = 14,416.38

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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.