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Finding the Fourth Proportional to 79,605.57, 119,389.22 and 23,430.42

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Solution

The fourth proportional to 79,605.57, 119,389.22 and 23,430.42 is: 35,140.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,605.57 : 119,389.22 = 23,430.42 : x
  2. Step 2: Convert to fraction form
    79,605.57/119,389.22 = 23,430.42/x
  3. Step 3: Cross multiply
    79,605.57x = 119,389.22 × 23,430.42
  4. Step 4: Simplify right side
    79,605.57x = 2,797,339,450.92
  5. Step 5: Solve for x
    x = 2,797,339,450.92/79,605.57
  6. Step 6: Final answer
    x = 35,140.00

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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.