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Finding the Fourth Proportional to 116,452.74, 174,679.20 and 49,849.68

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Solution

The fourth proportional to 116,452.74, 174,679.20 and 49,849.68 is: 74,774.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,452.74 : 174,679.20 = 49,849.68 : x
  2. Step 2: Convert to fraction form
    116,452.74/174,679.20 = 49,849.68/x
  3. Step 3: Cross multiply
    116,452.74x = 174,679.20 × 49,849.68
  4. Step 4: Simplify right side
    116,452.74x = 8,707,702,222.66
  5. Step 5: Solve for x
    x = 8,707,702,222.66/116,452.74
  6. Step 6: Final answer
    x = 74,774.56

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1.5x scale

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.