Home / 185,127.96-277,634.40-66,783.84

Finding the Fourth Proportional to 185,127.96, 277,634.40 and 66,783.84

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Solution

The fourth proportional to 185,127.96, 277,634.40 and 66,783.84 is: 100,155.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,127.96 : 277,634.40 = 66,783.84 : x
  2. Step 2: Convert to fraction form
    185,127.96/277,634.40 = 66,783.84/x
  3. Step 3: Cross multiply
    185,127.96x = 277,634.40 × 66,783.84
  4. Step 4: Simplify right side
    185,127.96x = 18,541,491,348.10
  5. Step 5: Solve for x
    x = 18,541,491,348.10/185,127.96
  6. Step 6: Final answer
    x = 100,155.00

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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.