Home / 55,266.06-82,899.90-13,713.06

Finding the Fourth Proportional to 55,266.06, 82,899.90 and 13,713.06

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Solution

The fourth proportional to 55,266.06, 82,899.90 and 13,713.06 is: 20,569.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,266.06 : 82,899.90 = 13,713.06 : x
  2. Step 2: Convert to fraction form
    55,266.06/82,899.90 = 13,713.06/x
  3. Step 3: Cross multiply
    55,266.06x = 82,899.90 × 13,713.06
  4. Step 4: Simplify right side
    55,266.06x = 1,136,811,302.69
  5. Step 5: Solve for x
    x = 1,136,811,302.69/55,266.06
  6. Step 6: Final answer
    x = 20,569.79

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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.