Home / 75,502.52-104,247.60-52,891.68

Finding the Fourth Proportional to 75,502.52, 104,247.60 and 52,891.68

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Solution

The fourth proportional to 75,502.52, 104,247.60 and 52,891.68 is: 73,028.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,502.52 : 104,247.60 = 52,891.68 : x
  2. Step 2: Convert to fraction form
    75,502.52/104,247.60 = 52,891.68/x
  3. Step 3: Cross multiply
    75,502.52x = 104,247.60 × 52,891.68
  4. Step 4: Simplify right side
    75,502.52x = 5,513,830,699.97
  5. Step 5: Solve for x
    x = 5,513,830,699.97/75,502.52
  6. Step 6: Final answer
    x = 73,028.43

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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.