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Finding the Fourth Proportional to 77,863.35, 116,803.17 and 35,736.24

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Solution

The fourth proportional to 77,863.35, 116,803.17 and 35,736.24 is: 53,608.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,863.35 : 116,803.17 = 35,736.24 : x
  2. Step 2: Convert to fraction form
    77,863.35/116,803.17 = 35,736.24/x
  3. Step 3: Cross multiply
    77,863.35x = 116,803.17 × 35,736.24
  4. Step 4: Simplify right side
    77,863.35x = 4,174,106,115.88
  5. Step 5: Solve for x
    x = 4,174,106,115.88/77,863.35
  6. Step 6: Final answer
    x = 53,608.10

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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.