Home / 106,955.40-147,600.20-58,556.52

Finding the Fourth Proportional to 106,955.40, 147,600.20 and 58,556.52

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Solution

The fourth proportional to 106,955.40, 147,600.20 and 58,556.52 is: 80,808.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,955.40 : 147,600.20 = 58,556.52 : x
  2. Step 2: Convert to fraction form
    106,955.40/147,600.20 = 58,556.52/x
  3. Step 3: Cross multiply
    106,955.40x = 147,600.20 × 58,556.52
  4. Step 4: Simplify right side
    106,955.40x = 8,642,954,063.30
  5. Step 5: Solve for x
    x = 8,642,954,063.30/106,955.40
  6. Step 6: Final answer
    x = 80,808.95

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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.