Home / 122,243.46-183,436.68-51,160.16

Finding the Fourth Proportional to 122,243.46, 183,436.68 and 51,160.16

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Solution

The fourth proportional to 122,243.46, 183,436.68 and 51,160.16 is: 76,770.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,243.46 : 183,436.68 = 51,160.16 : x
  2. Step 2: Convert to fraction form
    122,243.46/183,436.68 = 51,160.16/x
  3. Step 3: Cross multiply
    122,243.46x = 183,436.68 × 51,160.16
  4. Step 4: Simplify right side
    122,243.46x = 9,384,648,981.49
  5. Step 5: Solve for x
    x = 9,384,648,981.49/122,243.46
  6. Step 6: Final answer
    x = 76,770.15

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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.