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Finding the Fourth Proportional to 27,446.92, 37,876.79 and 14,871.67

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Solution

The fourth proportional to 27,446.92, 37,876.79 and 14,871.67 is: 20,522.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,446.92 : 37,876.79 = 14,871.67 : x
  2. Step 2: Convert to fraction form
    27,446.92/37,876.79 = 14,871.67/x
  3. Step 3: Cross multiply
    27,446.92x = 37,876.79 × 14,871.67
  4. Step 4: Simplify right side
    27,446.92x = 563,291,064.03
  5. Step 5: Solve for x
    x = 563,291,064.03/27,446.92
  6. Step 6: Final answer
    x = 20,522.93

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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.