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Finding the Fourth Proportional to 16,308.76, 24,463.14 and 15,477.70

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Solution

The fourth proportional to 16,308.76, 24,463.14 and 15,477.70 is: 23,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,308.76 : 24,463.14 = 15,477.70 : x
  2. Step 2: Convert to fraction form
    16,308.76/24,463.14 = 15,477.70/x
  3. Step 3: Cross multiply
    16,308.76x = 24,463.14 × 15,477.70
  4. Step 4: Simplify right side
    16,308.76x = 378,633,141.98
  5. Step 5: Solve for x
    x = 378,633,141.98/16,308.76
  6. Step 6: Final answer
    x = 23,216.55

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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.