Home / 258,074.08-387,107.02-63,329.37

Finding the Fourth Proportional to 258,074.08, 387,107.02 and 63,329.37

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Solution

The fourth proportional to 258,074.08, 387,107.02 and 63,329.37 is: 94,993.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,074.08 : 387,107.02 = 63,329.37 : x
  2. Step 2: Convert to fraction form
    258,074.08/387,107.02 = 63,329.37/x
  3. Step 3: Cross multiply
    258,074.08x = 387,107.02 × 63,329.37
  4. Step 4: Simplify right side
    258,074.08x = 24,515,244,929.84
  5. Step 5: Solve for x
    x = 24,515,244,929.84/258,074.08
  6. Step 6: Final answer
    x = 94,993.05

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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.