Home / 55,717.23-83,573.69-14,165.31

Finding the Fourth Proportional to 55,717.23, 83,573.69 and 14,165.31

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Solution

The fourth proportional to 55,717.23, 83,573.69 and 14,165.31 is: 21,247.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,717.23 : 83,573.69 = 14,165.31 : x
  2. Step 2: Convert to fraction form
    55,717.23/83,573.69 = 14,165.31/x
  3. Step 3: Cross multiply
    55,717.23x = 83,573.69 × 14,165.31
  4. Step 4: Simplify right side
    55,717.23x = 1,183,847,155.87
  5. Step 5: Solve for x
    x = 1,183,847,155.87/55,717.23
  6. Step 6: Final answer
    x = 21,247.42

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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.