Home / 206,180.04-284,523.62-121,302.56

Finding the Fourth Proportional to 206,180.04, 284,523.62 and 121,302.56

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Solution

The fourth proportional to 206,180.04, 284,523.62 and 121,302.56 is: 167,394.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,180.04 : 284,523.62 = 121,302.56 : x
  2. Step 2: Convert to fraction form
    206,180.04/284,523.62 = 121,302.56/x
  3. Step 3: Cross multiply
    206,180.04x = 284,523.62 × 121,302.56
  4. Step 4: Simplify right side
    206,180.04x = 34,513,443,486.47
  5. Step 5: Solve for x
    x = 34,513,443,486.47/206,180.04
  6. Step 6: Final answer
    x = 167,394.69

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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.