Home / 134,069.10-201,103.65-55,239.90

Finding the Fourth Proportional to 134,069.10, 201,103.65 and 55,239.90

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Solution

The fourth proportional to 134,069.10, 201,103.65 and 55,239.90 is: 82,859.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,069.10 : 201,103.65 = 55,239.90 : x
  2. Step 2: Convert to fraction form
    134,069.10/201,103.65 = 55,239.90/x
  3. Step 3: Cross multiply
    134,069.10x = 201,103.65 × 55,239.90
  4. Step 4: Simplify right side
    134,069.10x = 11,108,945,515.64
  5. Step 5: Solve for x
    x = 11,108,945,515.64/134,069.10
  6. Step 6: Final answer
    x = 82,859.85

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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.