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Finding the Fourth Proportional to 177,832.68, 245,400 and 97,244.54

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Solution

The fourth proportional to 177,832.68, 245,400 and 97,244.54 is: 134,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,832.68 : 245,400 = 97,244.54 : x
  2. Step 2: Convert to fraction form
    177,832.68/245,400 = 97,244.54/x
  3. Step 3: Cross multiply
    177,832.68x = 245,400 × 97,244.54
  4. Step 4: Simplify right side
    177,832.68x = 23,863,810,116
  5. Step 5: Solve for x
    x = 23,863,810,116/177,832.68
  6. Step 6: Final answer
    x = 134,192.49

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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.