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Finding the Fourth Proportional to 15,000.67, 22,500.73 and 4,477.84

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Solution

The fourth proportional to 15,000.67, 22,500.73 and 4,477.84 is: 6,716.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,000.67 : 22,500.73 = 4,477.84 : x
  2. Step 2: Convert to fraction form
    15,000.67/22,500.73 = 4,477.84/x
  3. Step 3: Cross multiply
    15,000.67x = 22,500.73 × 4,477.84
  4. Step 4: Simplify right side
    15,000.67x = 100,754,668.82
  5. Step 5: Solve for x
    x = 100,754,668.82/15,000.67
  6. Step 6: Final answer
    x = 6,716.68

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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.