Home / 164,435.72-226,684.10-107,748.68

Finding the Fourth Proportional to 164,435.72, 226,684.10 and 107,748.68

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Solution

The fourth proportional to 164,435.72, 226,684.10 and 107,748.68 is: 148,537.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,435.72 : 226,684.10 = 107,748.68 : x
  2. Step 2: Convert to fraction form
    164,435.72/226,684.10 = 107,748.68/x
  3. Step 3: Cross multiply
    164,435.72x = 226,684.10 × 107,748.68
  4. Step 4: Simplify right side
    164,435.72x = 24,424,912,551.99
  5. Step 5: Solve for x
    x = 24,424,912,551.99/164,435.72
  6. Step 6: Final answer
    x = 148,537.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.