Home / 77,465.50-116,247.40-33,092.57

Finding the Fourth Proportional to 77,465.50, 116,247.40 and 33,092.57

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Solution

The fourth proportional to 77,465.50, 116,247.40 and 33,092.57 is: 49,659.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,465.50 : 116,247.40 = 33,092.57 : x
  2. Step 2: Convert to fraction form
    77,465.50/116,247.40 = 33,092.57/x
  3. Step 3: Cross multiply
    77,465.50x = 116,247.40 × 33,092.57
  4. Step 4: Simplify right side
    77,465.50x = 3,846,925,429.71
  5. Step 5: Solve for x
    x = 3,846,925,429.71/77,465.50
  6. Step 6: Final answer
    x = 49,659.86

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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.