Home / 50,599.08-70,122.05-49,885.57

Finding the Fourth Proportional to 50,599.08, 70,122.05 and 49,885.57

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Solution

The fourth proportional to 50,599.08, 70,122.05 and 49,885.57 is: 69,133.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,599.08 : 70,122.05 = 49,885.57 : x
  2. Step 2: Convert to fraction form
    50,599.08/70,122.05 = 49,885.57/x
  3. Step 3: Cross multiply
    50,599.08x = 70,122.05 × 49,885.57
  4. Step 4: Simplify right side
    50,599.08x = 3,498,078,739.72
  5. Step 5: Solve for x
    x = 3,498,078,739.72/50,599.08
  6. Step 6: Final answer
    x = 69,133.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.