Home / 53,343.44-79,995.96-18,273.68

Finding the Fourth Proportional to 53,343.44, 79,995.96 and 18,273.68

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Solution

The fourth proportional to 53,343.44, 79,995.96 and 18,273.68 is: 27,403.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,343.44 : 79,995.96 = 18,273.68 : x
  2. Step 2: Convert to fraction form
    53,343.44/79,995.96 = 18,273.68/x
  3. Step 3: Cross multiply
    53,343.44x = 79,995.96 × 18,273.68
  4. Step 4: Simplify right side
    53,343.44x = 1,461,820,574.33
  5. Step 5: Solve for x
    x = 1,461,820,574.33/53,343.44
  6. Step 6: Final answer
    x = 27,403.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.