Home / 71,032.96-98,023.68-39,201.44

Finding the Fourth Proportional to 71,032.96, 98,023.68 and 39,201.44

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Solution

The fourth proportional to 71,032.96, 98,023.68 and 39,201.44 is: 54,096.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,032.96 : 98,023.68 = 39,201.44 : x
  2. Step 2: Convert to fraction form
    71,032.96/98,023.68 = 39,201.44/x
  3. Step 3: Cross multiply
    71,032.96x = 98,023.68 × 39,201.44
  4. Step 4: Simplify right side
    71,032.96x = 3,842,669,410.10
  5. Step 5: Solve for x
    x = 3,842,669,410.10/71,032.96
  6. Step 6: Final answer
    x = 54,096.99

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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.