Home / 231,401.21-346,541.49-160,124.04

Finding the Fourth Proportional to 231,401.21, 346,541.49 and 160,124.04

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Solution

The fourth proportional to 231,401.21, 346,541.49 and 160,124.04 is: 239,798.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,401.21 : 346,541.49 = 160,124.04 : x
  2. Step 2: Convert to fraction form
    231,401.21/346,541.49 = 160,124.04/x
  3. Step 3: Cross multiply
    231,401.21x = 346,541.49 × 160,124.04
  4. Step 4: Simplify right side
    231,401.21x = 55,489,623,406.42
  5. Step 5: Solve for x
    x = 55,489,623,406.42/231,401.21
  6. Step 6: Final answer
    x = 239,798.33

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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.