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Finding the Fourth Proportional to 177,794.50, 266,684.61 and 97,990.67

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Solution

The fourth proportional to 177,794.50, 266,684.61 and 97,990.67 is: 146,982.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,794.50 : 266,684.61 = 97,990.67 : x
  2. Step 2: Convert to fraction form
    177,794.50/266,684.61 = 97,990.67/x
  3. Step 3: Cross multiply
    177,794.50x = 266,684.61 × 97,990.67
  4. Step 4: Simplify right side
    177,794.50x = 26,132,602,279.17
  5. Step 5: Solve for x
    x = 26,132,602,279.17/177,794.50
  6. Step 6: Final answer
    x = 146,982.06

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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.