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Finding the Fourth Proportional to 27,896.55, 38,482.95 and 17,814.39

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Solution

The fourth proportional to 27,896.55, 38,482.95 and 17,814.39 is: 24,574.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,896.55 : 38,482.95 = 17,814.39 : x
  2. Step 2: Convert to fraction form
    27,896.55/38,482.95 = 17,814.39/x
  3. Step 3: Cross multiply
    27,896.55x = 38,482.95 × 17,814.39
  4. Step 4: Simplify right side
    27,896.55x = 685,550,279.65
  5. Step 5: Solve for x
    x = 685,550,279.65/27,896.55
  6. Step 6: Final answer
    x = 24,574.73

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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.