Home / 55,020.46-75,929.13-29,869.96

Finding the Fourth Proportional to 55,020.46, 75,929.13 and 29,869.96

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Solution

The fourth proportional to 55,020.46, 75,929.13 and 29,869.96 is: 41,221.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,020.46 : 75,929.13 = 29,869.96 : x
  2. Step 2: Convert to fraction form
    55,020.46/75,929.13 = 29,869.96/x
  3. Step 3: Cross multiply
    55,020.46x = 75,929.13 × 29,869.96
  4. Step 4: Simplify right side
    55,020.46x = 2,268,000,075.93
  5. Step 5: Solve for x
    x = 2,268,000,075.93/55,020.46
  6. Step 6: Final answer
    x = 41,221.03

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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.