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Finding the Fourth Proportional to 24,312.72, 36,464.76 and 7,672.08

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Solution

The fourth proportional to 24,312.72, 36,464.76 and 7,672.08 is: 11,506.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,312.72 : 36,464.76 = 7,672.08 : x
  2. Step 2: Convert to fraction form
    24,312.72/36,464.76 = 7,672.08/x
  3. Step 3: Cross multiply
    24,312.72x = 36,464.76 × 7,672.08
  4. Step 4: Simplify right side
    24,312.72x = 279,760,555.90
  5. Step 5: Solve for x
    x = 279,760,555.90/24,312.72
  6. Step 6: Final answer
    x = 11,506.76

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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.