Home / 54,346.82-81,543.66-29,404.40

Finding the Fourth Proportional to 54,346.82, 81,543.66 and 29,404.40

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Solution

The fourth proportional to 54,346.82, 81,543.66 and 29,404.40 is: 44,119.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,346.82 : 81,543.66 = 29,404.40 : x
  2. Step 2: Convert to fraction form
    54,346.82/81,543.66 = 29,404.40/x
  3. Step 3: Cross multiply
    54,346.82x = 81,543.66 × 29,404.40
  4. Step 4: Simplify right side
    54,346.82x = 2,397,742,396.10
  5. Step 5: Solve for x
    x = 2,397,742,396.10/54,346.82
  6. Step 6: Final answer
    x = 44,119.28

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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.