Home / 65,201.41-97,819.26-20,829.07

Finding the Fourth Proportional to 65,201.41, 97,819.26 and 20,829.07

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Solution

The fourth proportional to 65,201.41, 97,819.26 and 20,829.07 is: 31,249.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,201.41 : 97,819.26 = 20,829.07 : x
  2. Step 2: Convert to fraction form
    65,201.41/97,819.26 = 20,829.07/x
  3. Step 3: Cross multiply
    65,201.41x = 97,819.26 × 20,829.07
  4. Step 4: Simplify right side
    65,201.41x = 2,037,484,213.89
  5. Step 5: Solve for x
    x = 2,037,484,213.89/65,201.41
  6. Step 6: Final answer
    x = 31,249.08

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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.