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Finding the Fourth Proportional to 54,358.76, 75,051.96 and 33,971.96

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Solution

The fourth proportional to 54,358.76, 75,051.96 and 33,971.96 is: 46,904.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,358.76 : 75,051.96 = 33,971.96 : x
  2. Step 2: Convert to fraction form
    54,358.76/75,051.96 = 33,971.96/x
  3. Step 3: Cross multiply
    54,358.76x = 75,051.96 × 33,971.96
  4. Step 4: Simplify right side
    54,358.76x = 2,549,662,183.04
  5. Step 5: Solve for x
    x = 2,549,662,183.04/54,358.76
  6. Step 6: Final answer
    x = 46,904.35

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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.