Home / 105,694.11-158,595.81-46,579.50

Finding the Fourth Proportional to 105,694.11, 158,595.81 and 46,579.50

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Solution

The fourth proportional to 105,694.11, 158,595.81 and 46,579.50 is: 69,893.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,694.11 : 158,595.81 = 46,579.50 : x
  2. Step 2: Convert to fraction form
    105,694.11/158,595.81 = 46,579.50/x
  3. Step 3: Cross multiply
    105,694.11x = 158,595.81 × 46,579.50
  4. Step 4: Simplify right side
    105,694.11x = 7,387,313,531.90
  5. Step 5: Solve for x
    x = 7,387,313,531.90/105,694.11
  6. Step 6: Final answer
    x = 69,893.33

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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.