Home / 65,588.40-98,429.88-26,122.68

Finding the Fourth Proportional to 65,588.40, 98,429.88 and 26,122.68

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Solution

The fourth proportional to 65,588.40, 98,429.88 and 26,122.68 is: 39,202.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,588.40 : 98,429.88 = 26,122.68 : x
  2. Step 2: Convert to fraction form
    65,588.40/98,429.88 = 26,122.68/x
  3. Step 3: Cross multiply
    65,588.40x = 98,429.88 × 26,122.68
  4. Step 4: Simplify right side
    65,588.40x = 2,571,252,257.68
  5. Step 5: Solve for x
    x = 2,571,252,257.68/65,588.40
  6. Step 6: Final answer
    x = 39,202.85

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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.