Home / 206,423.04-284,849.28-115,772.16

Finding the Fourth Proportional to 206,423.04, 284,849.28 and 115,772.16

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Solution

The fourth proportional to 206,423.04, 284,849.28 and 115,772.16 is: 159,757.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,423.04 : 284,849.28 = 115,772.16 : x
  2. Step 2: Convert to fraction form
    206,423.04/284,849.28 = 115,772.16/x
  3. Step 3: Cross multiply
    206,423.04x = 284,849.28 × 115,772.16
  4. Step 4: Simplify right side
    206,423.04x = 32,977,616,420.04
  5. Step 5: Solve for x
    x = 32,977,616,420.04/206,423.04
  6. Step 6: Final answer
    x = 159,757.44

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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.