Home / 54,106.60-81,150.66-14,654.50

Finding the Fourth Proportional to 54,106.60, 81,150.66 and 14,654.50

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Solution

The fourth proportional to 54,106.60, 81,150.66 and 14,654.50 is: 21,979.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,106.60 : 81,150.66 = 14,654.50 : x
  2. Step 2: Convert to fraction form
    54,106.60/81,150.66 = 14,654.50/x
  3. Step 3: Cross multiply
    54,106.60x = 81,150.66 × 14,654.50
  4. Step 4: Simplify right side
    54,106.60x = 1,189,222,346.97
  5. Step 5: Solve for x
    x = 1,189,222,346.97/54,106.60
  6. Step 6: Final answer
    x = 21,979.25

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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.