Home / 51,873.36-77,816.82-18,597.14

Finding the Fourth Proportional to 51,873.36, 77,816.82 and 18,597.14

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Solution

The fourth proportional to 51,873.36, 77,816.82 and 18,597.14 is: 27,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,873.36 : 77,816.82 = 18,597.14 : x
  2. Step 2: Convert to fraction form
    51,873.36/77,816.82 = 18,597.14/x
  3. Step 3: Cross multiply
    51,873.36x = 77,816.82 × 18,597.14
  4. Step 4: Simplify right side
    51,873.36x = 1,447,169,813.83
  5. Step 5: Solve for x
    x = 1,447,169,813.83/51,873.36
  6. Step 6: Final answer
    x = 27,898.13

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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.