Home / 39,276.73-54,234.55-36,427.50

Finding the Fourth Proportional to 39,276.73, 54,234.55 and 36,427.50

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Solution

The fourth proportional to 39,276.73, 54,234.55 and 36,427.50 is: 50,300.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,276.73 : 54,234.55 = 36,427.50 : x
  2. Step 2: Convert to fraction form
    39,276.73/54,234.55 = 36,427.50/x
  3. Step 3: Cross multiply
    39,276.73x = 54,234.55 × 36,427.50
  4. Step 4: Simplify right side
    39,276.73x = 1,975,629,115.66
  5. Step 5: Solve for x
    x = 1,975,629,115.66/39,276.73
  6. Step 6: Final answer
    x = 50,300.24

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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.