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Finding the Fourth Proportional to 24,412.16, 36,618.40 and 8,830.40

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Solution

The fourth proportional to 24,412.16, 36,618.40 and 8,830.40 is: 13,245.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,412.16 : 36,618.40 = 8,830.40 : x
  2. Step 2: Convert to fraction form
    24,412.16/36,618.40 = 8,830.40/x
  3. Step 3: Cross multiply
    24,412.16x = 36,618.40 × 8,830.40
  4. Step 4: Simplify right side
    24,412.16x = 323,355,119.36
  5. Step 5: Solve for x
    x = 323,355,119.36/24,412.16
  6. Step 6: Final answer
    x = 13,245.66

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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.