Home / 75,904.56-104,650.79-62,242.43

Finding the Fourth Proportional to 75,904.56, 104,650.79 and 62,242.43

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Solution

The fourth proportional to 75,904.56, 104,650.79 and 62,242.43 is: 85,814.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,904.56 : 104,650.79 = 62,242.43 : x
  2. Step 2: Convert to fraction form
    75,904.56/104,650.79 = 62,242.43/x
  3. Step 3: Cross multiply
    75,904.56x = 104,650.79 × 62,242.43
  4. Step 4: Simplify right side
    75,904.56x = 6,513,718,636.55
  5. Step 5: Solve for x
    x = 6,513,718,636.55/75,904.56
  6. Step 6: Final answer
    x = 85,814.59

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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.