Home / 90,504.06-124,895.76-50,217.84

Finding the Fourth Proportional to 90,504.06, 124,895.76 and 50,217.84

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Solution

The fourth proportional to 90,504.06, 124,895.76 and 50,217.84 is: 69,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,504.06 : 124,895.76 = 50,217.84 : x
  2. Step 2: Convert to fraction form
    90,504.06/124,895.76 = 50,217.84/x
  3. Step 3: Cross multiply
    90,504.06x = 124,895.76 × 50,217.84
  4. Step 4: Simplify right side
    90,504.06x = 6,271,995,292.36
  5. Step 5: Solve for x
    x = 6,271,995,292.36/90,504.06
  6. Step 6: Final answer
    x = 69,300.71

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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.