Home / 238,521.25-328,962.16-161,914.42

Finding the Fourth Proportional to 238,521.25, 328,962.16 and 161,914.42

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Solution

The fourth proportional to 238,521.25, 328,962.16 and 161,914.42 is: 223,308.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,521.25 : 328,962.16 = 161,914.42 : x
  2. Step 2: Convert to fraction form
    238,521.25/328,962.16 = 161,914.42/x
  3. Step 3: Cross multiply
    238,521.25x = 328,962.16 × 161,914.42
  4. Step 4: Simplify right side
    238,521.25x = 53,263,717,338.35
  5. Step 5: Solve for x
    x = 53,263,717,338.35/238,521.25
  6. Step 6: Final answer
    x = 223,308.06

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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.