Home / 54,889.81-75,748.76-29,739.31

Finding the Fourth Proportional to 54,889.81, 75,748.76 and 29,739.31

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Solution

The fourth proportional to 54,889.81, 75,748.76 and 29,739.31 is: 41,040.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,889.81 : 75,748.76 = 29,739.31 : x
  2. Step 2: Convert to fraction form
    54,889.81/75,748.76 = 29,739.31/x
  3. Step 3: Cross multiply
    54,889.81x = 75,748.76 × 29,739.31
  4. Step 4: Simplify right side
    54,889.81x = 2,252,715,855.76
  5. Step 5: Solve for x
    x = 2,252,715,855.76/54,889.81
  6. Step 6: Final answer
    x = 41,040.69

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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.