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Finding the Fourth Proportional to 177,641.81, 245,146.34 and 97,069.34

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Solution

The fourth proportional to 177,641.81, 245,146.34 and 97,069.34 is: 133,956.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,641.81 : 245,146.34 = 97,069.34 : x
  2. Step 2: Convert to fraction form
    177,641.81/245,146.34 = 97,069.34/x
  3. Step 3: Cross multiply
    177,641.81x = 245,146.34 × 97,069.34
  4. Step 4: Simplify right side
    177,641.81x = 23,796,191,716.14
  5. Step 5: Solve for x
    x = 23,796,191,716.14/177,641.81
  6. Step 6: Final answer
    x = 133,956.03

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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.