Home / 51,977.79-77,976.30-16,448.06

Finding the Fourth Proportional to 51,977.79, 77,976.30 and 16,448.06

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Solution

The fourth proportional to 51,977.79, 77,976.30 and 16,448.06 is: 24,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,977.79 : 77,976.30 = 16,448.06 : x
  2. Step 2: Convert to fraction form
    51,977.79/77,976.30 = 16,448.06/x
  3. Step 3: Cross multiply
    51,977.79x = 77,976.30 × 16,448.06
  4. Step 4: Simplify right side
    51,977.79x = 1,282,558,788.64
  5. Step 5: Solve for x
    x = 1,282,558,788.64/51,977.79
  6. Step 6: Final answer
    x = 24,675.13

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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.