Home / 126,938.93-175,169.57-73,241.28

Finding the Fourth Proportional to 126,938.93, 175,169.57 and 73,241.28

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Solution

The fourth proportional to 126,938.93, 175,169.57 and 73,241.28 is: 101,069.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,938.93 : 175,169.57 = 73,241.28 : x
  2. Step 2: Convert to fraction form
    126,938.93/175,169.57 = 73,241.28/x
  3. Step 3: Cross multiply
    126,938.93x = 175,169.57 × 73,241.28
  4. Step 4: Simplify right side
    126,938.93x = 12,829,643,157.64
  5. Step 5: Solve for x
    x = 12,829,643,157.64/126,938.93
  6. Step 6: Final answer
    x = 101,069.42

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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.