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Finding the Fourth Proportional to 27,056.63, 40,584.81 and 7,335.16

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Solution

The fourth proportional to 27,056.63, 40,584.81 and 7,335.16 is: 11,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,056.63 : 40,584.81 = 7,335.16 : x
  2. Step 2: Convert to fraction form
    27,056.63/40,584.81 = 7,335.16/x
  3. Step 3: Cross multiply
    27,056.63x = 40,584.81 × 7,335.16
  4. Step 4: Simplify right side
    27,056.63x = 297,695,872.00
  5. Step 5: Solve for x
    x = 297,695,872.00/27,056.63
  6. Step 6: Final answer
    x = 11,002.70

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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.