Home / 52,697.82-72,725.01-30,040.38

Finding the Fourth Proportional to 52,697.82, 72,725.01 and 30,040.38

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Solution

The fourth proportional to 52,697.82, 72,725.01 and 30,040.38 is: 41,456.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,697.82 : 72,725.01 = 30,040.38 : x
  2. Step 2: Convert to fraction form
    52,697.82/72,725.01 = 30,040.38/x
  3. Step 3: Cross multiply
    52,697.82x = 72,725.01 × 30,040.38
  4. Step 4: Simplify right side
    52,697.82x = 2,184,686,935.90
  5. Step 5: Solve for x
    x = 2,184,686,935.90/52,697.82
  6. Step 6: Final answer
    x = 41,456.87

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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.