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Finding the Fourth Proportional to 24,047.99, 36,040.53 and 12,930.74

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Solution

The fourth proportional to 24,047.99, 36,040.53 and 12,930.74 is: 19,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,047.99 : 36,040.53 = 12,930.74 : x
  2. Step 2: Convert to fraction form
    24,047.99/36,040.53 = 12,930.74/x
  3. Step 3: Cross multiply
    24,047.99x = 36,040.53 × 12,930.74
  4. Step 4: Simplify right side
    24,047.99x = 466,030,542.69
  5. Step 5: Solve for x
    x = 466,030,542.69/24,047.99
  6. Step 6: Final answer
    x = 19,379.19

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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.