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Finding the Fourth Proportional to 116,064.64, 173,863.68 and 60,544

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Solution

The fourth proportional to 116,064.64, 173,863.68 and 60,544 is: 90,694.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,064.64 : 173,863.68 = 60,544 : x
  2. Step 2: Convert to fraction form
    116,064.64/173,863.68 = 60,544/x
  3. Step 3: Cross multiply
    116,064.64x = 173,863.68 × 60,544
  4. Step 4: Simplify right side
    116,064.64x = 10,526,402,641.92
  5. Step 5: Solve for x
    x = 10,526,402,641.92/116,064.64
  6. Step 6: Final answer
    x = 90,694.31

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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.