Home / 39,596.33-54,637.86-31,550.40

Finding the Fourth Proportional to 39,596.33, 54,637.86 and 31,550.40

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Solution

The fourth proportional to 39,596.33, 54,637.86 and 31,550.40 is: 43,535.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,596.33 : 54,637.86 = 31,550.40 : x
  2. Step 2: Convert to fraction form
    39,596.33/54,637.86 = 31,550.40/x
  3. Step 3: Cross multiply
    39,596.33x = 54,637.86 × 31,550.40
  4. Step 4: Simplify right side
    39,596.33x = 1,723,846,338.14
  5. Step 5: Solve for x
    x = 1,723,846,338.14/39,596.33
  6. Step 6: Final answer
    x = 43,535.51

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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.