Home / 50,986.08-70,365.54-30,847.92

Finding the Fourth Proportional to 50,986.08, 70,365.54 and 30,847.92

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Solution

The fourth proportional to 50,986.08, 70,365.54 and 30,847.92 is: 42,573.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,986.08 : 70,365.54 = 30,847.92 : x
  2. Step 2: Convert to fraction form
    50,986.08/70,365.54 = 30,847.92/x
  3. Step 3: Cross multiply
    50,986.08x = 70,365.54 × 30,847.92
  4. Step 4: Simplify right side
    50,986.08x = 2,170,630,548.68
  5. Step 5: Solve for x
    x = 2,170,630,548.68/50,986.08
  6. Step 6: Final answer
    x = 42,573.00

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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.