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Finding the Fourth Proportional to 118,362.65, 177,544.44 and 29,615.90

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Solution

The fourth proportional to 118,362.65, 177,544.44 and 29,615.90 is: 44,423.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,362.65 : 177,544.44 = 29,615.90 : x
  2. Step 2: Convert to fraction form
    118,362.65/177,544.44 = 29,615.90/x
  3. Step 3: Cross multiply
    118,362.65x = 177,544.44 × 29,615.90
  4. Step 4: Simplify right side
    118,362.65x = 5,258,137,492.87
  5. Step 5: Solve for x
    x = 5,258,137,492.87/118,362.65
  6. Step 6: Final answer
    x = 44,423.96

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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.