Home / 38,399.48-53,015.80-36,535.06

Finding the Fourth Proportional to 38,399.48, 53,015.80 and 36,535.06

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Solution

The fourth proportional to 38,399.48, 53,015.80 and 36,535.06 is: 50,441.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,399.48 : 53,015.80 = 36,535.06 : x
  2. Step 2: Convert to fraction form
    38,399.48/53,015.80 = 36,535.06/x
  3. Step 3: Cross multiply
    38,399.48x = 53,015.80 × 36,535.06
  4. Step 4: Simplify right side
    38,399.48x = 1,936,935,433.95
  5. Step 5: Solve for x
    x = 1,936,935,433.95/38,399.48
  6. Step 6: Final answer
    x = 50,441.71

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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.