Home / 74,525.76-102,845.48-42,694.79

Finding the Fourth Proportional to 74,525.76, 102,845.48 and 42,694.79

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Solution

The fourth proportional to 74,525.76, 102,845.48 and 42,694.79 is: 58,918.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,525.76 : 102,845.48 = 42,694.79 : x
  2. Step 2: Convert to fraction form
    74,525.76/102,845.48 = 42,694.79/x
  3. Step 3: Cross multiply
    74,525.76x = 102,845.48 × 42,694.79
  4. Step 4: Simplify right side
    74,525.76x = 4,390,965,443.35
  5. Step 5: Solve for x
    x = 4,390,965,443.35/74,525.76
  6. Step 6: Final answer
    x = 58,918.76

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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.