Home / 106,928.48-147,556.03-60,989.94

Finding the Fourth Proportional to 106,928.48, 147,556.03 and 60,989.94

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Solution

The fourth proportional to 106,928.48, 147,556.03 and 60,989.94 is: 84,163.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,928.48 : 147,556.03 = 60,989.94 : x
  2. Step 2: Convert to fraction form
    106,928.48/147,556.03 = 60,989.94/x
  3. Step 3: Cross multiply
    106,928.48x = 147,556.03 × 60,989.94
  4. Step 4: Simplify right side
    106,928.48x = 8,999,433,416.34
  5. Step 5: Solve for x
    x = 8,999,433,416.34/106,928.48
  6. Step 6: Final answer
    x = 84,163.11

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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.