Home / 74,126.82-102,253.52-43,882.64

Finding the Fourth Proportional to 74,126.82, 102,253.52 and 43,882.64

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Solution

The fourth proportional to 74,126.82, 102,253.52 and 43,882.64 is: 60,533.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,126.82 : 102,253.52 = 43,882.64 : x
  2. Step 2: Convert to fraction form
    74,126.82/102,253.52 = 43,882.64/x
  3. Step 3: Cross multiply
    74,126.82x = 102,253.52 × 43,882.64
  4. Step 4: Simplify right side
    74,126.82x = 4,487,154,406.89
  5. Step 5: Solve for x
    x = 4,487,154,406.89/74,126.82
  6. Step 6: Final answer
    x = 60,533.48

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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.