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Finding the Fourth Proportional to 177,368.84, 266,046.78 and 52,706.60

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Solution

The fourth proportional to 177,368.84, 266,046.78 and 52,706.60 is: 79,057.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,368.84 : 266,046.78 = 52,706.60 : x
  2. Step 2: Convert to fraction form
    177,368.84/266,046.78 = 52,706.60/x
  3. Step 3: Cross multiply
    177,368.84x = 266,046.78 × 52,706.60
  4. Step 4: Simplify right side
    177,368.84x = 14,022,421,214.75
  5. Step 5: Solve for x
    x = 14,022,421,214.75/177,368.84
  6. Step 6: Final answer
    x = 79,057.97

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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.