Home / 149,888.83-224,722.07-90,710.43

Finding the Fourth Proportional to 149,888.83, 224,722.07 and 90,710.43

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Solution

The fourth proportional to 149,888.83, 224,722.07 and 90,710.43 is: 135,998.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,888.83 : 224,722.07 = 90,710.43 : x
  2. Step 2: Convert to fraction form
    149,888.83/224,722.07 = 90,710.43/x
  3. Step 3: Cross multiply
    149,888.83x = 224,722.07 × 90,710.43
  4. Step 4: Simplify right side
    149,888.83x = 20,384,636,163.28
  5. Step 5: Solve for x
    x = 20,384,636,163.28/149,888.83
  6. Step 6: Final answer
    x = 135,998.37

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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.