Home / 106,230.20-159,265.66-64,100.34

Finding the Fourth Proportional to 106,230.20, 159,265.66 and 64,100.34

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Solution

The fourth proportional to 106,230.20, 159,265.66 and 64,100.34 is: 96,102.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,230.20 : 159,265.66 = 64,100.34 : x
  2. Step 2: Convert to fraction form
    106,230.20/159,265.66 = 64,100.34/x
  3. Step 3: Cross multiply
    106,230.20x = 159,265.66 × 64,100.34
  4. Step 4: Simplify right side
    106,230.20x = 10,208,982,956.32
  5. Step 5: Solve for x
    x = 10,208,982,956.32/106,230.20
  6. Step 6: Final answer
    x = 96,102.45

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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.