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Finding the Fourth Proportional to 177,441.67, 244,854.79 and 100,940.41

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Solution

The fourth proportional to 177,441.67, 244,854.79 and 100,940.41 is: 139,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,441.67 : 244,854.79 = 100,940.41 : x
  2. Step 2: Convert to fraction form
    177,441.67/244,854.79 = 100,940.41/x
  3. Step 3: Cross multiply
    177,441.67x = 244,854.79 × 100,940.41
  4. Step 4: Simplify right side
    177,441.67x = 24,715,742,893.06
  5. Step 5: Solve for x
    x = 24,715,742,893.06/177,441.67
  6. Step 6: Final answer
    x = 139,289.40

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1.5x scale

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.