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Finding the Fourth Proportional to 16,357.50, 22,580.16 and 11,059.44

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Solution

The fourth proportional to 16,357.50, 22,580.16 and 11,059.44 is: 15,266.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,357.50 : 22,580.16 = 11,059.44 : x
  2. Step 2: Convert to fraction form
    16,357.50/22,580.16 = 11,059.44/x
  3. Step 3: Cross multiply
    16,357.50x = 22,580.16 × 11,059.44
  4. Step 4: Simplify right side
    16,357.50x = 249,723,924.71
  5. Step 5: Solve for x
    x = 249,723,924.71/16,357.50
  6. Step 6: Final answer
    x = 15,266.63

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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.