Home / 54,239.01-81,381.86-29,274.08

Finding the Fourth Proportional to 54,239.01, 81,381.86 and 29,274.08

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Solution

The fourth proportional to 54,239.01, 81,381.86 and 29,274.08 is: 43,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,239.01 : 81,381.86 = 29,274.08 : x
  2. Step 2: Convert to fraction form
    54,239.01/81,381.86 = 29,274.08/x
  3. Step 3: Cross multiply
    54,239.01x = 81,381.86 × 29,274.08
  4. Step 4: Simplify right side
    54,239.01x = 2,382,379,080.19
  5. Step 5: Solve for x
    x = 2,382,379,080.19/54,239.01
  6. Step 6: Final answer
    x = 43,923.72

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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.