Home / 243,556.19-336,096.98-133,172.82

Finding the Fourth Proportional to 243,556.19, 336,096.98 and 133,172.82

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Solution

The fourth proportional to 243,556.19, 336,096.98 and 133,172.82 is: 183,772.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,556.19 : 336,096.98 = 133,172.82 : x
  2. Step 2: Convert to fraction form
    243,556.19/336,096.98 = 133,172.82/x
  3. Step 3: Cross multiply
    243,556.19x = 336,096.98 × 133,172.82
  4. Step 4: Simplify right side
    243,556.19x = 44,758,981,954.22
  5. Step 5: Solve for x
    x = 44,758,981,954.22/243,556.19
  6. Step 6: Final answer
    x = 183,772.71

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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.