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Finding the Fourth Proportional to 173,494.76, 260,243.99 and 61,154.04

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Solution

The fourth proportional to 173,494.76, 260,243.99 and 61,154.04 is: 91,731.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,494.76 : 260,243.99 = 61,154.04 : x
  2. Step 2: Convert to fraction form
    173,494.76/260,243.99 = 61,154.04/x
  3. Step 3: Cross multiply
    173,494.76x = 260,243.99 × 61,154.04
  4. Step 4: Simplify right side
    173,494.76x = 15,914,971,068.45
  5. Step 5: Solve for x
    x = 15,914,971,068.45/173,494.76
  6. Step 6: Final answer
    x = 91,731.71

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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.