Home / 172,918.94-259,356.54-46,569.28

Finding the Fourth Proportional to 172,918.94, 259,356.54 and 46,569.28

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Solution

The fourth proportional to 172,918.94, 259,356.54 and 46,569.28 is: 69,848.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,918.94 : 259,356.54 = 46,569.28 : x
  2. Step 2: Convert to fraction form
    172,918.94/259,356.54 = 46,569.28/x
  3. Step 3: Cross multiply
    172,918.94x = 259,356.54 × 46,569.28
  4. Step 4: Simplify right side
    172,918.94x = 12,078,047,331.09
  5. Step 5: Solve for x
    x = 12,078,047,331.09/172,918.94
  6. Step 6: Final answer
    x = 69,848.03

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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.