Home / 90,504.14-124,893.80-50,217.02

Finding the Fourth Proportional to 90,504.14, 124,893.80 and 50,217.02

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Solution

The fourth proportional to 90,504.14, 124,893.80 and 50,217.02 is: 69,298.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,504.14 : 124,893.80 = 50,217.02 : x
  2. Step 2: Convert to fraction form
    90,504.14/124,893.80 = 50,217.02/x
  3. Step 3: Cross multiply
    90,504.14x = 124,893.80 × 50,217.02
  4. Step 4: Simplify right side
    90,504.14x = 6,271,794,452.48
  5. Step 5: Solve for x
    x = 6,271,794,452.48/90,504.14
  6. Step 6: Final answer
    x = 69,298.43

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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.