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Finding the Fourth Proportional to 27,313.99, 40,970.99 and 8,595.70

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Solution

The fourth proportional to 27,313.99, 40,970.99 and 8,595.70 is: 12,893.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,313.99 : 40,970.99 = 8,595.70 : x
  2. Step 2: Convert to fraction form
    27,313.99/40,970.99 = 8,595.70/x
  3. Step 3: Cross multiply
    27,313.99x = 40,970.99 × 8,595.70
  4. Step 4: Simplify right side
    27,313.99x = 352,174,257.80
  5. Step 5: Solve for x
    x = 352,174,257.80/27,313.99
  6. Step 6: Final answer
    x = 12,893.55

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.