Home / 205,955.91-284,072.57-189,014.82

Finding the Fourth Proportional to 205,955.91, 284,072.57 and 189,014.82

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Solution

The fourth proportional to 205,955.91, 284,072.57 and 189,014.82 is: 260,705.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,955.91 : 284,072.57 = 189,014.82 : x
  2. Step 2: Convert to fraction form
    205,955.91/284,072.57 = 189,014.82/x
  3. Step 3: Cross multiply
    205,955.91x = 284,072.57 × 189,014.82
  4. Step 4: Simplify right side
    205,955.91x = 53,693,926,158.02
  5. Step 5: Solve for x
    x = 53,693,926,158.02/205,955.91
  6. Step 6: Final answer
    x = 260,705.93

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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.