Home / 106,223.00-159,432.91-53,669.39

Finding the Fourth Proportional to 106,223.00, 159,432.91 and 53,669.39

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Solution

The fourth proportional to 106,223.00, 159,432.91 and 53,669.39 is: 80,553.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,223.00 : 159,432.91 = 53,669.39 : x
  2. Step 2: Convert to fraction form
    106,223.00/159,432.91 = 53,669.39/x
  3. Step 3: Cross multiply
    106,223.00x = 159,432.91 × 53,669.39
  4. Step 4: Simplify right side
    106,223.00x = 8,556,666,094.29
  5. Step 5: Solve for x
    x = 8,556,666,094.29/106,223.00
  6. Step 6: Final answer
    x = 80,553.80

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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.