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Finding the Fourth Proportional to 27,449.92, 37,881.04 and 14,874.64

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Solution

The fourth proportional to 27,449.92, 37,881.04 and 14,874.64 is: 20,527.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,449.92 : 37,881.04 = 14,874.64 : x
  2. Step 2: Convert to fraction form
    27,449.92/37,881.04 = 14,874.64/x
  3. Step 3: Cross multiply
    27,449.92x = 37,881.04 × 14,874.64
  4. Step 4: Simplify right side
    27,449.92x = 563,466,832.83
  5. Step 5: Solve for x
    x = 563,466,832.83/27,449.92
  6. Step 6: Final answer
    x = 20,527.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.