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Finding the Fourth Proportional to 162,673.11, 243,986.58 and 62,880.30

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Solution

The fourth proportional to 162,673.11, 243,986.58 and 62,880.30 is: 94,311.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,673.11 : 243,986.58 = 62,880.30 : x
  2. Step 2: Convert to fraction form
    162,673.11/243,986.58 = 62,880.30/x
  3. Step 3: Cross multiply
    162,673.11x = 243,986.58 × 62,880.30
  4. Step 4: Simplify right side
    162,673.11x = 15,341,949,346.37
  5. Step 5: Solve for x
    x = 15,341,949,346.37/162,673.11
  6. Step 6: Final answer
    x = 94,311.53

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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.