Home / 50,997.65-70,365.26-30,854.03

Finding the Fourth Proportional to 50,997.65, 70,365.26 and 30,854.03

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Solution

The fourth proportional to 50,997.65, 70,365.26 and 30,854.03 is: 42,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,997.65 : 70,365.26 = 30,854.03 : x
  2. Step 2: Convert to fraction form
    50,997.65/70,365.26 = 30,854.03/x
  3. Step 3: Cross multiply
    50,997.65x = 70,365.26 × 30,854.03
  4. Step 4: Simplify right side
    50,997.65x = 2,171,051,688.73
  5. Step 5: Solve for x
    x = 2,171,051,688.73/50,997.65
  6. Step 6: Final answer
    x = 42,571.60

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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.