Home / 57,930.36-86,804.82-46,240.44

Finding the Fourth Proportional to 57,930.36, 86,804.82 and 46,240.44

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Solution

The fourth proportional to 57,930.36, 86,804.82 and 46,240.44 is: 69,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,930.36 : 86,804.82 = 46,240.44 : x
  2. Step 2: Convert to fraction form
    57,930.36/86,804.82 = 46,240.44/x
  3. Step 3: Cross multiply
    57,930.36x = 86,804.82 × 46,240.44
  4. Step 4: Simplify right side
    57,930.36x = 4,013,893,070.92
  5. Step 5: Solve for x
    x = 4,013,893,070.92/57,930.36
  6. Step 6: Final answer
    x = 69,288.25

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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.