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Finding the Fourth Proportional to 18,014.76, 24,860.79 and 11,300.67

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Solution

The fourth proportional to 18,014.76, 24,860.79 and 11,300.67 is: 15,595.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,014.76 : 24,860.79 = 11,300.67 : x
  2. Step 2: Convert to fraction form
    18,014.76/24,860.79 = 11,300.67/x
  3. Step 3: Cross multiply
    18,014.76x = 24,860.79 × 11,300.67
  4. Step 4: Simplify right side
    18,014.76x = 280,943,583.73
  5. Step 5: Solve for x
    x = 280,943,583.73/18,014.76
  6. Step 6: Final answer
    x = 15,595.19

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Half scale
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Double scale
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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.