Home / 54,507.53-81,756.64-15,060.94

Finding the Fourth Proportional to 54,507.53, 81,756.64 and 15,060.94

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Solution

The fourth proportional to 54,507.53, 81,756.64 and 15,060.94 is: 22,590.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,507.53 : 81,756.64 = 15,060.94 : x
  2. Step 2: Convert to fraction form
    54,507.53/81,756.64 = 15,060.94/x
  3. Step 3: Cross multiply
    54,507.53x = 81,756.64 × 15,060.94
  4. Step 4: Simplify right side
    54,507.53x = 1,231,331,664.08
  5. Step 5: Solve for x
    x = 1,231,331,664.08/54,507.53
  6. Step 6: Final answer
    x = 22,590.12

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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.