Home / 163,401.40-225,434.82-106,845.40

Finding the Fourth Proportional to 163,401.40, 225,434.82 and 106,845.40

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Solution

The fourth proportional to 163,401.40, 225,434.82 and 106,845.40 is: 147,408.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,401.40 : 225,434.82 = 106,845.40 : x
  2. Step 2: Convert to fraction form
    163,401.40/225,434.82 = 106,845.40/x
  3. Step 3: Cross multiply
    163,401.40x = 225,434.82 × 106,845.40
  4. Step 4: Simplify right side
    163,401.40x = 24,086,673,516.83
  5. Step 5: Solve for x
    x = 24,086,673,516.83/163,401.40
  6. Step 6: Final answer
    x = 147,408.00

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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.