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Finding the Fourth Proportional to 177,956.81, 245,580.41 and 97,384.34

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Solution

The fourth proportional to 177,956.81, 245,580.41 and 97,384.34 is: 134,390.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,956.81 : 245,580.41 = 97,384.34 : x
  2. Step 2: Convert to fraction form
    177,956.81/245,580.41 = 97,384.34/x
  3. Step 3: Cross multiply
    177,956.81x = 245,580.41 × 97,384.34
  4. Step 4: Simplify right side
    177,956.81x = 23,915,686,454.40
  5. Step 5: Solve for x
    x = 23,915,686,454.40/177,956.81
  6. Step 6: Final answer
    x = 134,390.39

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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.