Home / 55,540.58-83,320.89-18,097.32

Finding the Fourth Proportional to 55,540.58, 83,320.89 and 18,097.32

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Solution

The fourth proportional to 55,540.58, 83,320.89 and 18,097.32 is: 27,149.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,540.58 : 83,320.89 = 18,097.32 : x
  2. Step 2: Convert to fraction form
    55,540.58/83,320.89 = 18,097.32/x
  3. Step 3: Cross multiply
    55,540.58x = 83,320.89 × 18,097.32
  4. Step 4: Simplify right side
    55,540.58x = 1,507,884,809.01
  5. Step 5: Solve for x
    x = 1,507,884,809.01/55,540.58
  6. Step 6: Final answer
    x = 27,149.25

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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.