Home / 238,256.80-328,320.48-170,081.44

Finding the Fourth Proportional to 238,256.80, 328,320.48 and 170,081.44

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Solution

The fourth proportional to 238,256.80, 328,320.48 and 170,081.44 is: 234,374.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,256.80 : 328,320.48 = 170,081.44 : x
  2. Step 2: Convert to fraction form
    238,256.80/328,320.48 = 170,081.44/x
  3. Step 3: Cross multiply
    238,256.80x = 328,320.48 × 170,081.44
  4. Step 4: Simplify right side
    238,256.80x = 55,841,220,019.89
  5. Step 5: Solve for x
    x = 55,841,220,019.89/238,256.80
  6. Step 6: Final answer
    x = 234,374.09

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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.