Home / 106,216.62-159,423.48-53,663.01

Finding the Fourth Proportional to 106,216.62, 159,423.48 and 53,663.01

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Solution

The fourth proportional to 106,216.62, 159,423.48 and 53,663.01 is: 80,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,216.62 : 159,423.48 = 53,663.01 : x
  2. Step 2: Convert to fraction form
    106,216.62/159,423.48 = 53,663.01/x
  3. Step 3: Cross multiply
    106,216.62x = 159,423.48 × 53,663.01
  4. Step 4: Simplify right side
    106,216.62x = 8,555,143,801.47
  5. Step 5: Solve for x
    x = 8,555,143,801.47/106,216.62
  6. Step 6: Final answer
    x = 80,544.30

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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.