Home / 54,027.12-74,556.72-30,159.66

Finding the Fourth Proportional to 54,027.12, 74,556.72 and 30,159.66

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Solution

The fourth proportional to 54,027.12, 74,556.72 and 30,159.66 is: 41,619.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,027.12 : 74,556.72 = 30,159.66 : x
  2. Step 2: Convert to fraction form
    54,027.12/74,556.72 = 30,159.66/x
  3. Step 3: Cross multiply
    54,027.12x = 74,556.72 × 30,159.66
  4. Step 4: Simplify right side
    54,027.12x = 2,248,605,325.92
  5. Step 5: Solve for x
    x = 2,248,605,325.92/54,027.12
  6. Step 6: Final answer
    x = 41,619.94

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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.