Home / 39,327.76-54,219.24-38,104.72

Finding the Fourth Proportional to 39,327.76, 54,219.24 and 38,104.72

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Solution

The fourth proportional to 39,327.76, 54,219.24 and 38,104.72 is: 52,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,327.76 : 54,219.24 = 38,104.72 : x
  2. Step 2: Convert to fraction form
    39,327.76/54,219.24 = 38,104.72/x
  3. Step 3: Cross multiply
    39,327.76x = 54,219.24 × 38,104.72
  4. Step 4: Simplify right side
    39,327.76x = 2,066,008,958.81
  5. Step 5: Solve for x
    x = 2,066,008,958.81/39,327.76
  6. Step 6: Final answer
    x = 52,533.10

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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.