Home / 105,938.29-158,907.30-27,052.57

Finding the Fourth Proportional to 105,938.29, 158,907.30 and 27,052.57

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Solution

The fourth proportional to 105,938.29, 158,907.30 and 27,052.57 is: 40,578.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,938.29 : 158,907.30 = 27,052.57 : x
  2. Step 2: Convert to fraction form
    105,938.29/158,907.30 = 27,052.57/x
  3. Step 3: Cross multiply
    105,938.29x = 158,907.30 × 27,052.57
  4. Step 4: Simplify right side
    105,938.29x = 4,298,850,856.76
  5. Step 5: Solve for x
    x = 4,298,850,856.76/105,938.29
  6. Step 6: Final answer
    x = 40,578.82

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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.