Home / 106,655.04-159,982.56-40,944.96

Finding the Fourth Proportional to 106,655.04, 159,982.56 and 40,944.96

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Solution

The fourth proportional to 106,655.04, 159,982.56 and 40,944.96 is: 61,417.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,655.04 : 159,982.56 = 40,944.96 : x
  2. Step 2: Convert to fraction form
    106,655.04/159,982.56 = 40,944.96/x
  3. Step 3: Cross multiply
    106,655.04x = 159,982.56 × 40,944.96
  4. Step 4: Simplify right side
    106,655.04x = 6,550,479,519.90
  5. Step 5: Solve for x
    x = 6,550,479,519.90/106,655.04
  6. Step 6: Final answer
    x = 61,417.44

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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.