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Finding the Fourth Proportional to 35,325.84, 48,749.75 and 19,193.21

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Solution

The fourth proportional to 35,325.84, 48,749.75 and 19,193.21 is: 26,486.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,325.84 : 48,749.75 = 19,193.21 : x
  2. Step 2: Convert to fraction form
    35,325.84/48,749.75 = 19,193.21/x
  3. Step 3: Cross multiply
    35,325.84x = 48,749.75 × 19,193.21
  4. Step 4: Simplify right side
    35,325.84x = 935,664,104.27
  5. Step 5: Solve for x
    x = 935,664,104.27/35,325.84
  6. Step 6: Final answer
    x = 26,486.67

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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.