Home / 238,986.68-358,397.39-105,959.97

Finding the Fourth Proportional to 238,986.68, 358,397.39 and 105,959.97

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Solution

The fourth proportional to 238,986.68, 358,397.39 and 105,959.97 is: 158,903.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,986.68 : 358,397.39 = 105,959.97 : x
  2. Step 2: Convert to fraction form
    238,986.68/358,397.39 = 105,959.97/x
  3. Step 3: Cross multiply
    238,986.68x = 358,397.39 × 105,959.97
  4. Step 4: Simplify right side
    238,986.68x = 37,975,776,957.38
  5. Step 5: Solve for x
    x = 37,975,776,957.38/238,986.68
  6. Step 6: Final answer
    x = 158,903.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.