Home / 53,584.88-80,371.13-14,145.08

Finding the Fourth Proportional to 53,584.88, 80,371.13 and 14,145.08

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Solution

The fourth proportional to 53,584.88, 80,371.13 and 14,145.08 is: 21,215.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,584.88 : 80,371.13 = 14,145.08 : x
  2. Step 2: Convert to fraction form
    53,584.88/80,371.13 = 14,145.08/x
  3. Step 3: Cross multiply
    53,584.88x = 80,371.13 × 14,145.08
  4. Step 4: Simplify right side
    53,584.88x = 1,136,855,590.96
  5. Step 5: Solve for x
    x = 1,136,855,590.96/53,584.88
  6. Step 6: Final answer
    x = 21,215.98

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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.