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Finding the Fourth Proportional to 114,098.76, 171,221.76 and 61,544.88

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Solution

The fourth proportional to 114,098.76, 171,221.76 and 61,544.88 is: 92,357.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,098.76 : 171,221.76 = 61,544.88 : x
  2. Step 2: Convert to fraction form
    114,098.76/171,221.76 = 61,544.88/x
  3. Step 3: Cross multiply
    114,098.76x = 171,221.76 × 61,544.88
  4. Step 4: Simplify right side
    114,098.76x = 10,537,822,672.59
  5. Step 5: Solve for x
    x = 10,537,822,672.59/114,098.76
  6. Step 6: Final answer
    x = 92,357.03

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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.