Home / 77,553.14-116,364.27-40,608.50

Finding the Fourth Proportional to 77,553.14, 116,364.27 and 40,608.50

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Solution

The fourth proportional to 77,553.14, 116,364.27 and 40,608.50 is: 60,930.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,553.14 : 116,364.27 = 40,608.50 : x
  2. Step 2: Convert to fraction form
    77,553.14/116,364.27 = 40,608.50/x
  3. Step 3: Cross multiply
    77,553.14x = 116,364.27 × 40,608.50
  4. Step 4: Simplify right side
    77,553.14x = 4,725,378,458.30
  5. Step 5: Solve for x
    x = 4,725,378,458.30/77,553.14
  6. Step 6: Final answer
    x = 60,930.85

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1.5x scale

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.