Home / 318,104.04-438,989.85-174,877.41

Finding the Fourth Proportional to 318,104.04, 438,989.85 and 174,877.41

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Solution

The fourth proportional to 318,104.04, 438,989.85 and 174,877.41 is: 241,334.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,104.04 : 438,989.85 = 174,877.41 : x
  2. Step 2: Convert to fraction form
    318,104.04/438,989.85 = 174,877.41/x
  3. Step 3: Cross multiply
    318,104.04x = 438,989.85 × 174,877.41
  4. Step 4: Simplify right side
    318,104.04x = 76,769,407,984.29
  5. Step 5: Solve for x
    x = 76,769,407,984.29/318,104.04
  6. Step 6: Final answer
    x = 241,334.28

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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.