Home / 56,136.97-84,195.88-18,692.79

Finding the Fourth Proportional to 56,136.97, 84,195.88 and 18,692.79

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Solution

The fourth proportional to 56,136.97, 84,195.88 and 18,692.79 is: 28,036.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,136.97 : 84,195.88 = 18,692.79 : x
  2. Step 2: Convert to fraction form
    56,136.97/84,195.88 = 18,692.79/x
  3. Step 3: Cross multiply
    56,136.97x = 84,195.88 × 18,692.79
  4. Step 4: Simplify right side
    56,136.97x = 1,573,855,810.24
  5. Step 5: Solve for x
    x = 1,573,855,810.24/56,136.97
  6. Step 6: Final answer
    x = 28,036.00

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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.