Home / 51,906.58-77,884.42-30,888.16

Finding the Fourth Proportional to 51,906.58, 77,884.42 and 30,888.16

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Solution

The fourth proportional to 51,906.58, 77,884.42 and 30,888.16 is: 46,346.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,906.58 : 77,884.42 = 30,888.16 : x
  2. Step 2: Convert to fraction form
    51,906.58/77,884.42 = 30,888.16/x
  3. Step 3: Cross multiply
    51,906.58x = 77,884.42 × 30,888.16
  4. Step 4: Simplify right side
    51,906.58x = 2,405,706,426.47
  5. Step 5: Solve for x
    x = 2,405,706,426.47/51,906.58
  6. Step 6: Final answer
    x = 46,346.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.