Home / 43,056.80-59,447.38-38,505.36

Finding the Fourth Proportional to 43,056.80, 59,447.38 and 38,505.36

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Solution

The fourth proportional to 43,056.80, 59,447.38 and 38,505.36 is: 53,163.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,056.80 : 59,447.38 = 38,505.36 : x
  2. Step 2: Convert to fraction form
    43,056.80/59,447.38 = 38,505.36/x
  3. Step 3: Cross multiply
    43,056.80x = 59,447.38 × 38,505.36
  4. Step 4: Simplify right side
    43,056.80x = 2,289,042,816.09
  5. Step 5: Solve for x
    x = 2,289,042,816.09/43,056.80
  6. Step 6: Final answer
    x = 53,163.33

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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.