Home / 133,852.06-200,678.22-80,531.54

Finding the Fourth Proportional to 133,852.06, 200,678.22 and 80,531.54

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Solution

The fourth proportional to 133,852.06, 200,678.22 and 80,531.54 is: 120,737.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,852.06 : 200,678.22 = 80,531.54 : x
  2. Step 2: Convert to fraction form
    133,852.06/200,678.22 = 80,531.54/x
  3. Step 3: Cross multiply
    133,852.06x = 200,678.22 × 80,531.54
  4. Step 4: Simplify right side
    133,852.06x = 16,160,925,097.67
  5. Step 5: Solve for x
    x = 16,160,925,097.67/133,852.06
  6. Step 6: Final answer
    x = 120,737.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.