Home / 183,930.12-275,784.30-119,935.80

Finding the Fourth Proportional to 183,930.12, 275,784.30 and 119,935.80

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Solution

The fourth proportional to 183,930.12, 275,784.30 and 119,935.80 is: 179,831.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,930.12 : 275,784.30 = 119,935.80 : x
  2. Step 2: Convert to fraction form
    183,930.12/275,784.30 = 119,935.80/x
  3. Step 3: Cross multiply
    183,930.12x = 275,784.30 × 119,935.80
  4. Step 4: Simplify right side
    183,930.12x = 33,076,410,647.94
  5. Step 5: Solve for x
    x = 33,076,410,647.94/183,930.12
  6. Step 6: Final answer
    x = 179,831.40

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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.