Home / 175,617.75-242,295.93-107,563.78

Finding the Fourth Proportional to 175,617.75, 242,295.93 and 107,563.78

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Solution

The fourth proportional to 175,617.75, 242,295.93 and 107,563.78 is: 148,403.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,617.75 : 242,295.93 = 107,563.78 : x
  2. Step 2: Convert to fraction form
    175,617.75/242,295.93 = 107,563.78/x
  3. Step 3: Cross multiply
    175,617.75x = 242,295.93 × 107,563.78
  4. Step 4: Simplify right side
    175,617.75x = 26,062,265,503.68
  5. Step 5: Solve for x
    x = 26,062,265,503.68/175,617.75
  6. Step 6: Final answer
    x = 148,403.37

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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.