Home / 55,709.91-83,537.46-18,263.07

Finding the Fourth Proportional to 55,709.91, 83,537.46 and 18,263.07

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Solution

The fourth proportional to 55,709.91, 83,537.46 and 18,263.07 is: 27,385.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,709.91 : 83,537.46 = 18,263.07 : x
  2. Step 2: Convert to fraction form
    55,709.91/83,537.46 = 18,263.07/x
  3. Step 3: Cross multiply
    55,709.91x = 83,537.46 × 18,263.07
  4. Step 4: Simplify right side
    55,709.91x = 1,525,650,479.60
  5. Step 5: Solve for x
    x = 1,525,650,479.60/55,709.91
  6. Step 6: Final answer
    x = 27,385.62

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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.