Home / 238,225.33-328,657.18-136,195.98

Finding the Fourth Proportional to 238,225.33, 328,657.18 and 136,195.98

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Solution

The fourth proportional to 238,225.33, 328,657.18 and 136,195.98 is: 187,896.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,225.33 : 328,657.18 = 136,195.98 : x
  2. Step 2: Convert to fraction form
    238,225.33/328,657.18 = 136,195.98/x
  3. Step 3: Cross multiply
    238,225.33x = 328,657.18 × 136,195.98
  4. Step 4: Simplify right side
    238,225.33x = 44,761,786,714.14
  5. Step 5: Solve for x
    x = 44,761,786,714.14/238,225.33
  6. Step 6: Final answer
    x = 187,896.84

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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.