Home / 71,580.11-98,776.08-41,360.56

Finding the Fourth Proportional to 71,580.11, 98,776.08 and 41,360.56

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Solution

The fourth proportional to 71,580.11, 98,776.08 and 41,360.56 is: 57,074.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,580.11 : 98,776.08 = 41,360.56 : x
  2. Step 2: Convert to fraction form
    71,580.11/98,776.08 = 41,360.56/x
  3. Step 3: Cross multiply
    71,580.11x = 98,776.08 × 41,360.56
  4. Step 4: Simplify right side
    71,580.11x = 4,085,433,736.46
  5. Step 5: Solve for x
    x = 4,085,433,736.46/71,580.11
  6. Step 6: Final answer
    x = 57,074.99

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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.