Home / 75,537.80-104,237.08-43,272.54

Finding the Fourth Proportional to 75,537.80, 104,237.08 and 43,272.54

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Solution

The fourth proportional to 75,537.80, 104,237.08 and 43,272.54 is: 59,713.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,537.80 : 104,237.08 = 43,272.54 : x
  2. Step 2: Convert to fraction form
    75,537.80/104,237.08 = 43,272.54/x
  3. Step 3: Cross multiply
    75,537.80x = 104,237.08 × 43,272.54
  4. Step 4: Simplify right side
    75,537.80x = 4,510,602,997.42
  5. Step 5: Solve for x
    x = 4,510,602,997.42/75,537.80
  6. Step 6: Final answer
    x = 59,713.19

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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.