Home / 91,254.75-125,930.24-50,969.10

Finding the Fourth Proportional to 91,254.75, 125,930.24 and 50,969.10

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Solution

The fourth proportional to 91,254.75, 125,930.24 and 50,969.10 is: 70,336.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,254.75 : 125,930.24 = 50,969.10 : x
  2. Step 2: Convert to fraction form
    91,254.75/125,930.24 = 50,969.10/x
  3. Step 3: Cross multiply
    91,254.75x = 125,930.24 × 50,969.10
  4. Step 4: Simplify right side
    91,254.75x = 6,418,550,982.45
  5. Step 5: Solve for x
    x = 6,418,550,982.45/91,254.75
  6. Step 6: Final answer
    x = 70,336.62

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1.5x scale

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.