Home / 106,636.52-147,154.38-58,236.84

Finding the Fourth Proportional to 106,636.52, 147,154.38 and 58,236.84

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Solution

The fourth proportional to 106,636.52, 147,154.38 and 58,236.84 is: 80,364.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,636.52 : 147,154.38 = 58,236.84 : x
  2. Step 2: Convert to fraction form
    106,636.52/147,154.38 = 58,236.84/x
  3. Step 3: Cross multiply
    106,636.52x = 147,154.38 × 58,236.84
  4. Step 4: Simplify right side
    106,636.52x = 8,569,806,083.36
  5. Step 5: Solve for x
    x = 8,569,806,083.36/106,636.52
  6. Step 6: Final answer
    x = 80,364.65

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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.