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Finding the Fourth Proportional to 177,969, 245,597.18 and 97,396.56

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Solution

The fourth proportional to 177,969, 245,597.18 and 97,396.56 is: 134,407.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,969 : 245,597.18 = 97,396.56 : x
  2. Step 2: Convert to fraction form
    177,969/245,597.18 = 97,396.56/x
  3. Step 3: Cross multiply
    177,969x = 245,597.18 × 97,396.56
  4. Step 4: Simplify right side
    177,969x = 23,920,320,477.70
  5. Step 5: Solve for x
    x = 23,920,320,477.70/177,969
  6. Step 6: Final answer
    x = 134,407.23

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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.