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Finding the Fourth Proportional to 177,574.89, 245,059.23 and 97,009.90

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Solution

The fourth proportional to 177,574.89, 245,059.23 and 97,009.90 is: 133,876.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,574.89 : 245,059.23 = 97,009.90 : x
  2. Step 2: Convert to fraction form
    177,574.89/245,059.23 = 97,009.90/x
  3. Step 3: Cross multiply
    177,574.89x = 245,059.23 × 97,009.90
  4. Step 4: Simplify right side
    177,574.89x = 23,773,171,396.38
  5. Step 5: Solve for x
    x = 23,773,171,396.38/177,574.89
  6. Step 6: Final answer
    x = 133,876.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.