Home / 62,961.36-94,456.44-21,408.72

Finding the Fourth Proportional to 62,961.36, 94,456.44 and 21,408.72

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Solution

The fourth proportional to 62,961.36, 94,456.44 and 21,408.72 is: 32,117.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,961.36 : 94,456.44 = 21,408.72 : x
  2. Step 2: Convert to fraction form
    62,961.36/94,456.44 = 21,408.72/x
  3. Step 3: Cross multiply
    62,961.36x = 94,456.44 × 21,408.72
  4. Step 4: Simplify right side
    62,961.36x = 2,022,191,476.16
  5. Step 5: Solve for x
    x = 2,022,191,476.16/62,961.36
  6. Step 6: Final answer
    x = 32,117.98

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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.