Home / 264,138.09-364,106.12-161,974.10

Finding the Fourth Proportional to 264,138.09, 364,106.12 and 161,974.10

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Solution

The fourth proportional to 264,138.09, 364,106.12 and 161,974.10 is: 223,276.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,138.09 : 364,106.12 = 161,974.10 : x
  2. Step 2: Convert to fraction form
    264,138.09/364,106.12 = 161,974.10/x
  3. Step 3: Cross multiply
    264,138.09x = 364,106.12 × 161,974.10
  4. Step 4: Simplify right side
    264,138.09x = 58,975,761,191.89
  5. Step 5: Solve for x
    x = 58,975,761,191.89/264,138.09
  6. Step 6: Final answer
    x = 223,276.25

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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.