Home / 51,975.12-77,957.82-14,538.54

Finding the Fourth Proportional to 51,975.12, 77,957.82 and 14,538.54

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Solution

The fourth proportional to 51,975.12, 77,957.82 and 14,538.54 is: 21,806.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,975.12 : 77,957.82 = 14,538.54 : x
  2. Step 2: Convert to fraction form
    51,975.12/77,957.82 = 14,538.54/x
  3. Step 3: Cross multiply
    51,975.12x = 77,957.82 × 14,538.54
  4. Step 4: Simplify right side
    51,975.12x = 1,133,392,884.38
  5. Step 5: Solve for x
    x = 1,133,392,884.38/51,975.12
  6. Step 6: Final answer
    x = 21,806.45

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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.