Home / 55,788.07-83,664.33-18,339.48

Finding the Fourth Proportional to 55,788.07, 83,664.33 and 18,339.48

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Solution

The fourth proportional to 55,788.07, 83,664.33 and 18,339.48 is: 27,503.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,788.07 : 83,664.33 = 18,339.48 : x
  2. Step 2: Convert to fraction form
    55,788.07/83,664.33 = 18,339.48/x
  3. Step 3: Cross multiply
    55,788.07x = 83,664.33 × 18,339.48
  4. Step 4: Simplify right side
    55,788.07x = 1,534,360,306.75
  5. Step 5: Solve for x
    x = 1,534,360,306.75/55,788.07
  6. Step 6: Final answer
    x = 27,503.38

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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.