Home / 206,195.16-284,569.24-115,566.40

Finding the Fourth Proportional to 206,195.16, 284,569.24 and 115,566.40

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Solution

The fourth proportional to 206,195.16, 284,569.24 and 115,566.40 is: 159,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,195.16 : 284,569.24 = 115,566.40 : x
  2. Step 2: Convert to fraction form
    206,195.16/284,569.24 = 115,566.40/x
  3. Step 3: Cross multiply
    206,195.16x = 284,569.24 × 115,566.40
  4. Step 4: Simplify right side
    206,195.16x = 32,886,642,617.54
  5. Step 5: Solve for x
    x = 32,886,642,617.54/206,195.16
  6. Step 6: Final answer
    x = 159,492.80

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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.