Home / 71,278.72-106,941.85-23,898.51

Finding the Fourth Proportional to 71,278.72, 106,941.85 and 23,898.51

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Solution

The fourth proportional to 71,278.72, 106,941.85 and 23,898.51 is: 35,855.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,278.72 : 106,941.85 = 23,898.51 : x
  2. Step 2: Convert to fraction form
    71,278.72/106,941.85 = 23,898.51/x
  3. Step 3: Cross multiply
    71,278.72x = 106,941.85 × 23,898.51
  4. Step 4: Simplify right side
    71,278.72x = 2,555,750,811.90
  5. Step 5: Solve for x
    x = 2,555,750,811.90/71,278.72
  6. Step 6: Final answer
    x = 35,855.74

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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.