Home / 483,581.28-725,181.96-163,645.04

Finding the Fourth Proportional to 483,581.28, 725,181.96 and 163,645.04

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Solution

The fourth proportional to 483,581.28, 725,181.96 and 163,645.04 is: 245,403.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,581.28 : 725,181.96 = 163,645.04 : x
  2. Step 2: Convert to fraction form
    483,581.28/725,181.96 = 163,645.04/x
  3. Step 3: Cross multiply
    483,581.28x = 725,181.96 × 163,645.04
  4. Step 4: Simplify right side
    483,581.28x = 118,672,430,851.48
  5. Step 5: Solve for x
    x = 118,672,430,851.48/483,581.28
  6. Step 6: Final answer
    x = 245,403.28

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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.