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Finding the Fourth Proportional to 24,368.10, 36,552.15 and 12,679.80

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Solution

The fourth proportional to 24,368.10, 36,552.15 and 12,679.80 is: 19,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,368.10 : 36,552.15 = 12,679.80 : x
  2. Step 2: Convert to fraction form
    24,368.10/36,552.15 = 12,679.80/x
  3. Step 3: Cross multiply
    24,368.10x = 36,552.15 × 12,679.80
  4. Step 4: Simplify right side
    24,368.10x = 463,473,951.57
  5. Step 5: Solve for x
    x = 463,473,951.57/24,368.10
  6. Step 6: Final answer
    x = 19,019.70

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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.