Home / 238,712.27-358,072.80-191,106.29

Finding the Fourth Proportional to 238,712.27, 358,072.80 and 191,106.29

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Solution

The fourth proportional to 238,712.27, 358,072.80 and 191,106.29 is: 286,662.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,712.27 : 358,072.80 = 191,106.29 : x
  2. Step 2: Convert to fraction form
    238,712.27/358,072.80 = 191,106.29/x
  3. Step 3: Cross multiply
    238,712.27x = 358,072.80 × 191,106.29
  4. Step 4: Simplify right side
    238,712.27x = 68,429,963,597.26
  5. Step 5: Solve for x
    x = 68,429,963,597.26/238,712.27
  6. Step 6: Final answer
    x = 286,662.96

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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.