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Finding the Fourth Proportional to 27,498.99, 37,949.17 and 15,562.32

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Solution

The fourth proportional to 27,498.99, 37,949.17 and 15,562.32 is: 21,476.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,498.99 : 37,949.17 = 15,562.32 : x
  2. Step 2: Convert to fraction form
    27,498.99/37,949.17 = 15,562.32/x
  3. Step 3: Cross multiply
    27,498.99x = 37,949.17 × 15,562.32
  4. Step 4: Simplify right side
    27,498.99x = 590,577,088.37
  5. Step 5: Solve for x
    x = 590,577,088.37/27,498.99
  6. Step 6: Final answer
    x = 21,476.32

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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.