Home / 106,564.70-159,616.65-94,891.10

Finding the Fourth Proportional to 106,564.70, 159,616.65 and 94,891.10

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Solution

The fourth proportional to 106,564.70, 159,616.65 and 94,891.10 is: 142,131.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,564.70 : 159,616.65 = 94,891.10 : x
  2. Step 2: Convert to fraction form
    106,564.70/159,616.65 = 94,891.10/x
  3. Step 3: Cross multiply
    106,564.70x = 159,616.65 × 94,891.10
  4. Step 4: Simplify right side
    106,564.70x = 15,146,199,496.82
  5. Step 5: Solve for x
    x = 15,146,199,496.82/106,564.70
  6. Step 6: Final answer
    x = 142,131.49

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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.