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Finding the Fourth Proportional to 193,177.60, 289,829.52 and 93,349.28

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Solution

The fourth proportional to 193,177.60, 289,829.52 and 93,349.28 is: 140,054.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,177.60 : 289,829.52 = 93,349.28 : x
  2. Step 2: Convert to fraction form
    193,177.60/289,829.52 = 93,349.28/x
  3. Step 3: Cross multiply
    193,177.60x = 289,829.52 × 93,349.28
  4. Step 4: Simplify right side
    193,177.60x = 27,055,377,014.75
  5. Step 5: Solve for x
    x = 27,055,377,014.75/193,177.60
  6. Step 6: Final answer
    x = 140,054.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.