Home / 74,536.49-102,862.24-40,546.89

Finding the Fourth Proportional to 74,536.49, 102,862.24 and 40,546.89

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Solution

The fourth proportional to 74,536.49, 102,862.24 and 40,546.89 is: 55,955.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,536.49 : 102,862.24 = 40,546.89 : x
  2. Step 2: Convert to fraction form
    74,536.49/102,862.24 = 40,546.89/x
  3. Step 3: Cross multiply
    74,536.49x = 102,862.24 × 40,546.89
  4. Step 4: Simplify right side
    74,536.49x = 4,170,743,829.07
  5. Step 5: Solve for x
    x = 4,170,743,829.07/74,536.49
  6. Step 6: Final answer
    x = 55,955.73

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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.