Home / 125,527.64-173,228.13-68,939.01

Finding the Fourth Proportional to 125,527.64, 173,228.13 and 68,939.01

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Solution

The fourth proportional to 125,527.64, 173,228.13 and 68,939.01 is: 95,135.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,527.64 : 173,228.13 = 68,939.01 : x
  2. Step 2: Convert to fraction form
    125,527.64/173,228.13 = 68,939.01/x
  3. Step 3: Cross multiply
    125,527.64x = 173,228.13 × 68,939.01
  4. Step 4: Simplify right side
    125,527.64x = 11,942,175,786.35
  5. Step 5: Solve for x
    x = 11,942,175,786.35/125,527.64
  6. Step 6: Final answer
    x = 95,135.83

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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.