Home / 124,333.16-171,579.78-67,744.53

Finding the Fourth Proportional to 124,333.16, 171,579.78 and 67,744.53

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Solution

The fourth proportional to 124,333.16, 171,579.78 and 67,744.53 is: 93,487.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,333.16 : 171,579.78 = 67,744.53 : x
  2. Step 2: Convert to fraction form
    124,333.16/171,579.78 = 67,744.53/x
  3. Step 3: Cross multiply
    124,333.16x = 171,579.78 × 67,744.53
  4. Step 4: Simplify right side
    124,333.16x = 11,623,591,553.60
  5. Step 5: Solve for x
    x = 11,623,591,553.60/124,333.16
  6. Step 6: Final answer
    x = 93,487.47

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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.