Home / 39,477.87-54,514.89-36,722.25

Finding the Fourth Proportional to 39,477.87, 54,514.89 and 36,722.25

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Solution

The fourth proportional to 39,477.87, 54,514.89 and 36,722.25 is: 50,709.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,477.87 : 54,514.89 = 36,722.25 : x
  2. Step 2: Convert to fraction form
    39,477.87/54,514.89 = 36,722.25/x
  3. Step 3: Cross multiply
    39,477.87x = 54,514.89 × 36,722.25
  4. Step 4: Simplify right side
    39,477.87x = 2,001,909,419.30
  5. Step 5: Solve for x
    x = 2,001,909,419.30/39,477.87
  6. Step 6: Final answer
    x = 50,709.66

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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.