Home / 106,743.93-160,128.19-27,864.30

Finding the Fourth Proportional to 106,743.93, 160,128.19 and 27,864.30

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Solution

The fourth proportional to 106,743.93, 160,128.19 and 27,864.30 is: 41,799.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,743.93 : 160,128.19 = 27,864.30 : x
  2. Step 2: Convert to fraction form
    106,743.93/160,128.19 = 27,864.30/x
  3. Step 3: Cross multiply
    106,743.93x = 160,128.19 × 27,864.30
  4. Step 4: Simplify right side
    106,743.93x = 4,461,860,559.93
  5. Step 5: Solve for x
    x = 4,461,860,559.93/106,743.93
  6. Step 6: Final answer
    x = 41,799.67

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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.