Home / 90,960.47-125,525.53-50,674.34

Finding the Fourth Proportional to 90,960.47, 125,525.53 and 50,674.34

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Solution

The fourth proportional to 90,960.47, 125,525.53 and 50,674.34 is: 69,930.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,960.47 : 125,525.53 = 50,674.34 : x
  2. Step 2: Convert to fraction form
    90,960.47/125,525.53 = 50,674.34/x
  3. Step 3: Cross multiply
    90,960.47x = 125,525.53 × 50,674.34
  4. Step 4: Simplify right side
    90,960.47x = 6,360,922,758.27
  5. Step 5: Solve for x
    x = 6,360,922,758.27/90,960.47
  6. Step 6: Final answer
    x = 69,930.63

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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.