Home / 51,619.72-77,422.30-16,554.82

Finding the Fourth Proportional to 51,619.72, 77,422.30 and 16,554.82

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Solution

The fourth proportional to 51,619.72, 77,422.30 and 16,554.82 is: 24,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,619.72 : 77,422.30 = 16,554.82 : x
  2. Step 2: Convert to fraction form
    51,619.72/77,422.30 = 16,554.82/x
  3. Step 3: Cross multiply
    51,619.72x = 77,422.30 × 16,554.82
  4. Step 4: Simplify right side
    51,619.72x = 1,281,712,240.49
  5. Step 5: Solve for x
    x = 1,281,712,240.49/51,619.72
  6. Step 6: Final answer
    x = 24,829.90

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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.