Home / 54,977.81-82,459.40-15,537.96

Finding the Fourth Proportional to 54,977.81, 82,459.40 and 15,537.96

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Solution

The fourth proportional to 54,977.81, 82,459.40 and 15,537.96 is: 23,304.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,977.81 : 82,459.40 = 15,537.96 : x
  2. Step 2: Convert to fraction form
    54,977.81/82,459.40 = 15,537.96/x
  3. Step 3: Cross multiply
    54,977.81x = 82,459.40 × 15,537.96
  4. Step 4: Simplify right side
    54,977.81x = 1,281,250,781.13
  5. Step 5: Solve for x
    x = 1,281,250,781.13/54,977.81
  6. Step 6: Final answer
    x = 23,304.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.