Home / 183,262.80-274,725.07-127,129.40

Finding the Fourth Proportional to 183,262.80, 274,725.07 and 127,129.40

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Solution

The fourth proportional to 183,262.80, 274,725.07 and 127,129.40 is: 190,576.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,262.80 : 274,725.07 = 127,129.40 : x
  2. Step 2: Convert to fraction form
    183,262.80/274,725.07 = 127,129.40/x
  3. Step 3: Cross multiply
    183,262.80x = 274,725.07 × 127,129.40
  4. Step 4: Simplify right side
    183,262.80x = 34,925,632,652.83
  5. Step 5: Solve for x
    x = 34,925,632,652.83/183,262.80
  6. Step 6: Final answer
    x = 190,576.77

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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.