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Finding the Fourth Proportional to 14,250.76, 21,367.88 and 6,845.10

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Solution

The fourth proportional to 14,250.76, 21,367.88 and 6,845.10 is: 10,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.76 : 21,367.88 = 6,845.10 : x
  2. Step 2: Convert to fraction form
    14,250.76/21,367.88 = 6,845.10/x
  3. Step 3: Cross multiply
    14,250.76x = 21,367.88 × 6,845.10
  4. Step 4: Simplify right side
    14,250.76x = 146,265,275.39
  5. Step 5: Solve for x
    x = 146,265,275.39/14,250.76
  6. Step 6: Final answer
    x = 10,263.68

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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.