Home / 53,614.51-73,991.37-30,957.64

Finding the Fourth Proportional to 53,614.51, 73,991.37 and 30,957.64

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Solution

The fourth proportional to 53,614.51, 73,991.37 and 30,957.64 is: 42,723.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,614.51 : 73,991.37 = 30,957.64 : x
  2. Step 2: Convert to fraction form
    53,614.51/73,991.37 = 30,957.64/x
  3. Step 3: Cross multiply
    53,614.51x = 73,991.37 × 30,957.64
  4. Step 4: Simplify right side
    53,614.51x = 2,290,598,542.88
  5. Step 5: Solve for x
    x = 2,290,598,542.88/53,614.51
  6. Step 6: Final answer
    x = 42,723.48

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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.