Home / 205,926.62-284,032.20-188,985.58

Finding the Fourth Proportional to 205,926.62, 284,032.20 and 188,985.58

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Solution

The fourth proportional to 205,926.62, 284,032.20 and 188,985.58 is: 260,665.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,926.62 : 284,032.20 = 188,985.58 : x
  2. Step 2: Convert to fraction form
    205,926.62/284,032.20 = 188,985.58/x
  3. Step 3: Cross multiply
    205,926.62x = 284,032.20 × 188,985.58
  4. Step 4: Simplify right side
    205,926.62x = 53,677,990,054.29
  5. Step 5: Solve for x
    x = 53,677,990,054.29/205,926.62
  6. Step 6: Final answer
    x = 260,665.63

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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.