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Finding the Fourth Proportional to 24,399.70, 36,601.15 and 6,870.10

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Solution

The fourth proportional to 24,399.70, 36,601.15 and 6,870.10 is: 10,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,399.70 : 36,601.15 = 6,870.10 : x
  2. Step 2: Convert to fraction form
    24,399.70/36,601.15 = 6,870.10/x
  3. Step 3: Cross multiply
    24,399.70x = 36,601.15 × 6,870.10
  4. Step 4: Simplify right side
    24,399.70x = 251,453,560.62
  5. Step 5: Solve for x
    x = 251,453,560.62/24,399.70
  6. Step 6: Final answer
    x = 10,305.60

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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.