Home / 185,389.43-255,827.16-104,811.84

Finding the Fourth Proportional to 185,389.43, 255,827.16 and 104,811.84

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Solution

The fourth proportional to 185,389.43, 255,827.16 and 104,811.84 is: 144,634.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,389.43 : 255,827.16 = 104,811.84 : x
  2. Step 2: Convert to fraction form
    185,389.43/255,827.16 = 104,811.84/x
  3. Step 3: Cross multiply
    185,389.43x = 255,827.16 × 104,811.84
  4. Step 4: Simplify right side
    185,389.43x = 26,813,715,361.57
  5. Step 5: Solve for x
    x = 26,813,715,361.57/185,389.43
  6. Step 6: Final answer
    x = 144,634.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.