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Finding the Fourth Proportional to 35,408.94, 48,864.12 and 19,492.98

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Solution

The fourth proportional to 35,408.94, 48,864.12 and 19,492.98 is: 26,900.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,408.94 : 48,864.12 = 19,492.98 : x
  2. Step 2: Convert to fraction form
    35,408.94/48,864.12 = 19,492.98/x
  3. Step 3: Cross multiply
    35,408.94x = 48,864.12 × 19,492.98
  4. Step 4: Simplify right side
    35,408.94x = 952,507,313.88
  5. Step 5: Solve for x
    x = 952,507,313.88/35,408.94
  6. Step 6: Final answer
    x = 26,900.19

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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.