Home / 54,035.64-81,052.76-14,051.08

Finding the Fourth Proportional to 54,035.64, 81,052.76 and 14,051.08

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Solution

The fourth proportional to 54,035.64, 81,052.76 and 14,051.08 is: 21,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,035.64 : 81,052.76 = 14,051.08 : x
  2. Step 2: Convert to fraction form
    54,035.64/81,052.76 = 14,051.08/x
  3. Step 3: Cross multiply
    54,035.64x = 81,052.76 × 14,051.08
  4. Step 4: Simplify right side
    54,035.64x = 1,138,878,814.98
  5. Step 5: Solve for x
    x = 1,138,878,814.98/54,035.64
  6. Step 6: Final answer
    x = 21,076.44

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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.