Home / 55,020.30-75,926.61-29,869.26

Finding the Fourth Proportional to 55,020.30, 75,926.61 and 29,869.26

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Solution

The fourth proportional to 55,020.30, 75,926.61 and 29,869.26 is: 41,218.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,020.30 : 75,926.61 = 29,869.26 : x
  2. Step 2: Convert to fraction form
    55,020.30/75,926.61 = 29,869.26/x
  3. Step 3: Cross multiply
    55,020.30x = 75,926.61 × 29,869.26
  4. Step 4: Simplify right side
    55,020.30x = 2,267,871,655.01
  5. Step 5: Solve for x
    x = 2,267,871,655.01/55,020.30
  6. Step 6: Final answer
    x = 41,218.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.