Home / 77,084.33-115,624.85-35,531.33

Finding the Fourth Proportional to 77,084.33, 115,624.85 and 35,531.33

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Solution

The fourth proportional to 77,084.33, 115,624.85 and 35,531.33 is: 53,296.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,084.33 : 115,624.85 = 35,531.33 : x
  2. Step 2: Convert to fraction form
    77,084.33/115,624.85 = 35,531.33/x
  3. Step 3: Cross multiply
    77,084.33x = 115,624.85 × 35,531.33
  4. Step 4: Simplify right side
    77,084.33x = 4,108,303,945.77
  5. Step 5: Solve for x
    x = 4,108,303,945.77/77,084.33
  6. Step 6: Final answer
    x = 53,296.23

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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.