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Finding the Fourth Proportional to 116,517, 174,399.57 and 60,279.66

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Solution

The fourth proportional to 116,517, 174,399.57 and 60,279.66 is: 90,225.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,517 : 174,399.57 = 60,279.66 : x
  2. Step 2: Convert to fraction form
    116,517/174,399.57 = 60,279.66/x
  3. Step 3: Cross multiply
    116,517x = 174,399.57 × 60,279.66
  4. Step 4: Simplify right side
    116,517x = 10,512,746,783.75
  5. Step 5: Solve for x
    x = 10,512,746,783.75/116,517
  6. Step 6: Final answer
    x = 90,225.00

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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.