Home / 238,225.25-328,657.08-136,195.89

Finding the Fourth Proportional to 238,225.25, 328,657.08 and 136,195.89

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Solution

The fourth proportional to 238,225.25, 328,657.08 and 136,195.89 is: 187,896.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,225.25 : 328,657.08 = 136,195.89 : x
  2. Step 2: Convert to fraction form
    238,225.25/328,657.08 = 136,195.89/x
  3. Step 3: Cross multiply
    238,225.25x = 328,657.08 × 136,195.89
  4. Step 4: Simplify right side
    238,225.25x = 44,761,743,515.40
  5. Step 5: Solve for x
    x = 44,761,743,515.40/238,225.25
  6. Step 6: Final answer
    x = 187,896.72

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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.