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Finding the Fourth Proportional to 177,572.53, 245,040.72 and 96,998.89

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Solution

The fourth proportional to 177,572.53, 245,040.72 and 96,998.89 is: 133,853.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,572.53 : 245,040.72 = 96,998.89 : x
  2. Step 2: Convert to fraction form
    177,572.53/245,040.72 = 96,998.89/x
  3. Step 3: Cross multiply
    177,572.53x = 245,040.72 × 96,998.89
  4. Step 4: Simplify right side
    177,572.53x = 23,768,677,844.80
  5. Step 5: Solve for x
    x = 23,768,677,844.80/177,572.53
  6. Step 6: Final answer
    x = 133,853.35

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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.