Home / 55,588.48-83,383.96-20,052.64

Finding the Fourth Proportional to 55,588.48, 83,383.96 and 20,052.64

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Solution

The fourth proportional to 55,588.48, 83,383.96 and 20,052.64 is: 30,079.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,588.48 : 83,383.96 = 20,052.64 : x
  2. Step 2: Convert to fraction form
    55,588.48/83,383.96 = 20,052.64/x
  3. Step 3: Cross multiply
    55,588.48x = 83,383.96 × 20,052.64
  4. Step 4: Simplify right side
    55,588.48x = 1,672,068,531.65
  5. Step 5: Solve for x
    x = 1,672,068,531.65/55,588.48
  6. Step 6: Final answer
    x = 30,079.41

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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.