Home / 206,280.03-284,666.13-115,636.08

Finding the Fourth Proportional to 206,280.03, 284,666.13 and 115,636.08

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Solution

The fourth proportional to 206,280.03, 284,666.13 and 115,636.08 is: 159,577.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,280.03 : 284,666.13 = 115,636.08 : x
  2. Step 2: Convert to fraction form
    206,280.03/284,666.13 = 115,636.08/x
  3. Step 3: Cross multiply
    206,280.03x = 284,666.13 × 115,636.08
  4. Step 4: Simplify right side
    206,280.03x = 32,917,675,381.97
  5. Step 5: Solve for x
    x = 32,917,675,381.97/206,280.03
  6. Step 6: Final answer
    x = 159,577.62

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1.5x scale

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.