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Finding the Fourth Proportional to 24,690.91, 37,040.02 and 7,158.46

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Solution

The fourth proportional to 24,690.91, 37,040.02 and 7,158.46 is: 10,738.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,690.91 : 37,040.02 = 7,158.46 : x
  2. Step 2: Convert to fraction form
    24,690.91/37,040.02 = 7,158.46/x
  3. Step 3: Cross multiply
    24,690.91x = 37,040.02 × 7,158.46
  4. Step 4: Simplify right side
    24,690.91x = 265,149,501.57
  5. Step 5: Solve for x
    x = 265,149,501.57/24,690.91
  6. Step 6: Final answer
    x = 10,738.75

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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.