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Finding the Fourth Proportional to 116,657.67, 174,979.22 and 60,480.93

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Solution

The fourth proportional to 116,657.67, 174,979.22 and 60,480.93 is: 90,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,657.67 : 174,979.22 = 60,480.93 : x
  2. Step 2: Convert to fraction form
    116,657.67/174,979.22 = 60,480.93/x
  3. Step 3: Cross multiply
    116,657.67x = 174,979.22 × 60,480.93
  4. Step 4: Simplify right side
    116,657.67x = 10,582,905,653.87
  5. Step 5: Solve for x
    x = 10,582,905,653.87/116,657.67
  6. Step 6: Final answer
    x = 90,717.62

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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.