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Finding the Fourth Proportional to 40,165.91, 60,248.95 and 16,469.09

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Solution

The fourth proportional to 40,165.91, 60,248.95 and 16,469.09 is: 24,703.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,165.91 : 60,248.95 = 16,469.09 : x
  2. Step 2: Convert to fraction form
    40,165.91/60,248.95 = 16,469.09/x
  3. Step 3: Cross multiply
    40,165.91x = 60,248.95 × 16,469.09
  4. Step 4: Simplify right side
    40,165.91x = 992,245,263.47
  5. Step 5: Solve for x
    x = 992,245,263.47/40,165.91
  6. Step 6: Final answer
    x = 24,703.67

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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.