Home / 190,732.52-263,429.33-125,612.45

Finding the Fourth Proportional to 190,732.52, 263,429.33 and 125,612.45

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Solution

The fourth proportional to 190,732.52, 263,429.33 and 125,612.45 is: 173,489.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,732.52 : 263,429.33 = 125,612.45 : x
  2. Step 2: Convert to fraction form
    190,732.52/263,429.33 = 125,612.45/x
  3. Step 3: Cross multiply
    190,732.52x = 263,429.33 × 125,612.45
  4. Step 4: Simplify right side
    190,732.52x = 33,090,002,091.88
  5. Step 5: Solve for x
    x = 33,090,002,091.88/190,732.52
  6. Step 6: Final answer
    x = 173,489.04

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1.5x scale

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.