Home / 106,583.52-147,103.20-101,859.68

Finding the Fourth Proportional to 106,583.52, 147,103.20 and 101,859.68

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Solution

The fourth proportional to 106,583.52, 147,103.20 and 101,859.68 is: 140,583.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,583.52 : 147,103.20 = 101,859.68 : x
  2. Step 2: Convert to fraction form
    106,583.52/147,103.20 = 101,859.68/x
  3. Step 3: Cross multiply
    106,583.52x = 147,103.20 × 101,859.68
  4. Step 4: Simplify right side
    106,583.52x = 14,983,884,878.98
  5. Step 5: Solve for x
    x = 14,983,884,878.98/106,583.52
  6. Step 6: Final answer
    x = 140,583.51

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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.