Home / 106,763.76-160,165.13-35,679.65

Finding the Fourth Proportional to 106,763.76, 160,165.13 and 35,679.65

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Solution

The fourth proportional to 106,763.76, 160,165.13 and 35,679.65 is: 53,525.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,763.76 : 160,165.13 = 35,679.65 : x
  2. Step 2: Convert to fraction form
    106,763.76/160,165.13 = 35,679.65/x
  3. Step 3: Cross multiply
    106,763.76x = 160,165.13 × 35,679.65
  4. Step 4: Simplify right side
    106,763.76x = 5,714,634,801.38
  5. Step 5: Solve for x
    x = 5,714,634,801.38/106,763.76
  6. Step 6: Final answer
    x = 53,525.98

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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.