Home / 54,729.56-75,526.68-29,579

Finding the Fourth Proportional to 54,729.56, 75,526.68 and 29,579

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Solution

The fourth proportional to 54,729.56, 75,526.68 and 29,579 is: 40,818.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,729.56 : 75,526.68 = 29,579 : x
  2. Step 2: Convert to fraction form
    54,729.56/75,526.68 = 29,579/x
  3. Step 3: Cross multiply
    54,729.56x = 75,526.68 × 29,579
  4. Step 4: Simplify right side
    54,729.56x = 2,234,003,667.72
  5. Step 5: Solve for x
    x = 2,234,003,667.72/54,729.56
  6. Step 6: Final answer
    x = 40,818.96

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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.