Home / 54,265.92-81,005.76-46,917.60

Finding the Fourth Proportional to 54,265.92, 81,005.76 and 46,917.60

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Solution

The fourth proportional to 54,265.92, 81,005.76 and 46,917.60 is: 70,036.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,265.92 : 81,005.76 = 46,917.60 : x
  2. Step 2: Convert to fraction form
    54,265.92/81,005.76 = 46,917.60/x
  3. Step 3: Cross multiply
    54,265.92x = 81,005.76 × 46,917.60
  4. Step 4: Simplify right side
    54,265.92x = 3,800,595,845.38
  5. Step 5: Solve for x
    x = 3,800,595,845.38/54,265.92
  6. Step 6: Final answer
    x = 70,036.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.