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Finding the Fourth Proportional to 116,490.46, 174,706.80 and 49,923.04

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Solution

The fourth proportional to 116,490.46, 174,706.80 and 49,923.04 is: 74,872.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,490.46 : 174,706.80 = 49,923.04 : x
  2. Step 2: Convert to fraction form
    116,490.46/174,706.80 = 49,923.04/x
  3. Step 3: Cross multiply
    116,490.46x = 174,706.80 × 49,923.04
  4. Step 4: Simplify right side
    116,490.46x = 8,721,894,564.67
  5. Step 5: Solve for x
    x = 8,721,894,564.67/116,490.46
  6. Step 6: Final answer
    x = 74,872.18

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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.