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Finding the Fourth Proportional to 27,704.67, 38,235.21 and 16,526.67

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Solution

The fourth proportional to 27,704.67, 38,235.21 and 16,526.67 is: 22,808.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,704.67 : 38,235.21 = 16,526.67 : x
  2. Step 2: Convert to fraction form
    27,704.67/38,235.21 = 16,526.67/x
  3. Step 3: Cross multiply
    27,704.67x = 38,235.21 × 16,526.67
  4. Step 4: Simplify right side
    27,704.67x = 631,900,424.24
  5. Step 5: Solve for x
    x = 631,900,424.24/27,704.67
  6. Step 6: Final answer
    x = 22,808.45

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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.