Home / 77,530.53-116,296.25-27,612.57

Finding the Fourth Proportional to 77,530.53, 116,296.25 and 27,612.57

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Solution

The fourth proportional to 77,530.53, 116,296.25 and 27,612.57 is: 41,419.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,530.53 : 116,296.25 = 27,612.57 : x
  2. Step 2: Convert to fraction form
    77,530.53/116,296.25 = 27,612.57/x
  3. Step 3: Cross multiply
    77,530.53x = 116,296.25 × 27,612.57
  4. Step 4: Simplify right side
    77,530.53x = 3,211,238,205.80
  5. Step 5: Solve for x
    x = 3,211,238,205.80/77,530.53
  6. Step 6: Final answer
    x = 41,419.02

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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.