Home / 55,233.88-76,222.96-30,083.38

Finding the Fourth Proportional to 55,233.88, 76,222.96 and 30,083.38

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Solution

The fourth proportional to 55,233.88, 76,222.96 and 30,083.38 is: 41,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,233.88 : 76,222.96 = 30,083.38 : x
  2. Step 2: Convert to fraction form
    55,233.88/76,222.96 = 30,083.38/x
  3. Step 3: Cross multiply
    55,233.88x = 76,222.96 × 30,083.38
  4. Step 4: Simplify right side
    55,233.88x = 2,293,044,270.40
  5. Step 5: Solve for x
    x = 2,293,044,270.40/55,233.88
  6. Step 6: Final answer
    x = 41,515.18

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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.