Home / 39,606.53-54,674.13-23,687.91

Finding the Fourth Proportional to 39,606.53, 54,674.13 and 23,687.91

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Solution

The fourth proportional to 39,606.53, 54,674.13 and 23,687.91 is: 32,699.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,606.53 : 54,674.13 = 23,687.91 : x
  2. Step 2: Convert to fraction form
    39,606.53/54,674.13 = 23,687.91/x
  3. Step 3: Cross multiply
    39,606.53x = 54,674.13 × 23,687.91
  4. Step 4: Simplify right side
    39,606.53x = 1,295,115,870.77
  5. Step 5: Solve for x
    x = 1,295,115,870.77/39,606.53
  6. Step 6: Final answer
    x = 32,699.55

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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.