Home / 185,243.32-277,877.22-72,914.68

Finding the Fourth Proportional to 185,243.32, 277,877.22 and 72,914.68

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Solution

The fourth proportional to 185,243.32, 277,877.22 and 72,914.68 is: 109,376.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,243.32 : 277,877.22 = 72,914.68 : x
  2. Step 2: Convert to fraction form
    185,243.32/277,877.22 = 72,914.68/x
  3. Step 3: Cross multiply
    185,243.32x = 277,877.22 × 72,914.68
  4. Step 4: Simplify right side
    185,243.32x = 20,261,328,575.59
  5. Step 5: Solve for x
    x = 20,261,328,575.59/185,243.32
  6. Step 6: Final answer
    x = 109,376.84

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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.