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Finding the Fourth Proportional to 27,357.96, 37,753.98 and 14,782.71

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Solution

The fourth proportional to 27,357.96, 37,753.98 and 14,782.71 is: 20,400.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,357.96 : 37,753.98 = 14,782.71 : x
  2. Step 2: Convert to fraction form
    27,357.96/37,753.98 = 14,782.71/x
  3. Step 3: Cross multiply
    27,357.96x = 37,753.98 × 14,782.71
  4. Step 4: Simplify right side
    27,357.96x = 558,106,137.69
  5. Step 5: Solve for x
    x = 558,106,137.69/27,357.96
  6. Step 6: Final answer
    x = 20,400.14

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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.