Home / 106,536.84-159,689.66-52,538.92

Finding the Fourth Proportional to 106,536.84, 159,689.66 and 52,538.92

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Solution

The fourth proportional to 106,536.84, 159,689.66 and 52,538.92 is: 78,751.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,536.84 : 159,689.66 = 52,538.92 : x
  2. Step 2: Convert to fraction form
    106,536.84/159,689.66 = 52,538.92/x
  3. Step 3: Cross multiply
    106,536.84x = 159,689.66 × 52,538.92
  4. Step 4: Simplify right side
    106,536.84x = 8,389,922,271.57
  5. Step 5: Solve for x
    x = 8,389,922,271.57/106,536.84
  6. Step 6: Final answer
    x = 78,751.37

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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.