Home / 206,310.05-284,707.63-115,666.04

Finding the Fourth Proportional to 206,310.05, 284,707.63 and 115,666.04

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Solution

The fourth proportional to 206,310.05, 284,707.63 and 115,666.04 is: 159,619.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,310.05 : 284,707.63 = 115,666.04 : x
  2. Step 2: Convert to fraction form
    206,310.05/284,707.63 = 115,666.04/x
  3. Step 3: Cross multiply
    206,310.05x = 284,707.63 × 115,666.04
  4. Step 4: Simplify right side
    206,310.05x = 32,931,004,119.89
  5. Step 5: Solve for x
    x = 32,931,004,119.89/206,310.05
  6. Step 6: Final answer
    x = 159,619.00

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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.